id	sid	tid	token	lemma	pos
cet-13750	1	1	cet	cet	PROPN
cet-13750	1	2	-	-	ADJ
cet-13750	1	3	vol	vol	NOUN
cet-13750	1	4	105	105	NUM
cet-13750	1	5	doi	doi	NOUN
cet-13750	1	6	:	:	PUNCT
cet-13750	1	7	10.3303	10.3303	NUM
cet-13750	1	8	/	/	SYM
cet-13750	1	9	cet23105012	cet23105012	NOUN
cet-13750	1	10	paper	paper	NOUN
cet-13750	1	11	received	receive	VERB
cet-13750	1	12	:	:	PUNCT
cet-13750	1	13	4	4	NUM
cet-13750	1	14	march	march	NOUN
cet-13750	1	15	2023	2023	NUM
cet-13750	1	16	;	;	PUNCT
cet-13750	1	17	revised	revise	VERB
cet-13750	1	18	:	:	PUNCT
cet-13750	1	19	20	20	NUM
cet-13750	1	20	march	march	NOUN
cet-13750	1	21	2023	2023	NUM
cet-13750	1	22	;	;	PUNCT
cet-13750	1	23	accepted	accept	VERB
cet-13750	1	24	:	:	PUNCT
cet-13750	1	25	26	26	NUM
cet-13750	1	26	april	april	PROPN
cet-13750	1	27	2023	2023	NUM
cet-13750	1	28	please	please	INTJ
cet-13750	1	29	cite	cite	VERB
cet-13750	1	30	this	this	DET
cet-13750	1	31	article	article	NOUN
cet-13750	1	32	as	as	ADP
cet-13750	1	33	:	:	PUNCT
cet-13750	1	34	baby	baby	PROPN
cet-13750	1	35	b.a	b.a	PROPN
cet-13750	1	36	.	.	PROPN
cet-13750	1	37	,	,	PUNCT
cet-13750	1	38	beccali	beccali	ADJ
cet-13750	1	39	m.	m.	NOUN
cet-13750	1	40	,	,	PUNCT
cet-13750	1	41	ferraro	ferraro	PROPN
cet-13750	1	42	m.	m.	NOUN
cet-13750	1	43	,	,	PUNCT
cet-13750	1	44	poma	poma	PROPN
cet-13750	1	45	g.	g.	PROPN
cet-13750	1	46	,	,	PUNCT
cet-13750	1	47	bonanno	bonanno	PROPN
cet-13750	1	48	s.	s.	PROPN
cet-13750	1	49	,	,	PUNCT
cet-13750	1	50	2023	2023	NUM
cet-13750	1	51	,	,	PUNCT
cet-13750	1	52	preliminary	preliminary	ADJ
cet-13750	1	53	studies	study	NOUN
cet-13750	1	54	on	on	ADP
cet-13750	1	55	methane	methane	NOUN
cet-13750	1	56	-	-	PUNCT
cet-13750	1	57	hydrogen	hydrogen	NOUN
cet-13750	1	58	blends	blend	NOUN
cet-13750	1	59	in	in	ADP
cet-13750	1	60	natural	natural	ADJ
cet-13750	1	61	gas	gas	NOUN
cet-13750	1	62	(	(	PUNCT
cet-13750	1	63	ng	ng	NOUN
cet-13750	1	64	)	)	PUNCT
cet-13750	1	65	pipelines	pipeline	NOUN
cet-13750	1	66	–	–	PUNCT
cet-13750	1	67	a	a	DET
cet-13750	1	68	case	case	NOUN
cet-13750	1	69	history	history	NOUN
cet-13750	1	70	for	for	ADP
cet-13750	1	71	technical	technical	ADJ
cet-13750	1	72	evaluation	evaluation	NOUN
cet-13750	1	73	in	in	ADP
cet-13750	1	74	an	an	DET
cet-13750	1	75	existing	exist	VERB
cet-13750	1	76	distribution	distribution	NOUN
cet-13750	1	77	network	network	NOUN
cet-13750	1	78	to	to	PART
cet-13750	1	79	identify	identify	VERB
cet-13750	1	80	barriers	barrier	NOUN
cet-13750	1	81	and	and	CCONJ
cet-13750	1	82	enablers	enabler	NOUN
cet-13750	1	83	,	,	PUNCT
cet-13750	1	84	chemical	chemical	NOUN
cet-13750	1	85	engineering	engineering	NOUN
cet-13750	1	86	transactions	transaction	NOUN
cet-13750	1	87	,	,	PUNCT
cet-13750	1	88	105	105	NUM
cet-13750	1	89	,	,	PUNCT
cet-13750	1	90	67	67	NUM
cet-13750	1	91	-	-	SYM
cet-13750	1	92	72	72	NUM
cet-13750	1	93	doi:10.3303	doi:10.3303	NOUN
cet-13750	1	94	/	/	SYM
cet-13750	1	95	cet23105012	cet23105012	NOUN
cet-13750	1	96	chemical	chemical	PROPN
cet-13750	1	97	engineering	engineering	NOUN
cet-13750	1	98	transactions	transaction	NOUN
cet-13750	1	99	vol	vol	NOUN
cet-13750	1	100	.	.	PROPN
cet-13750	1	101	105	105	NUM
cet-13750	1	102	,	,	PUNCT
cet-13750	1	103	2023	2023	NUM
cet-13750	1	104	a	a	DET
cet-13750	1	105	publication	publication	NOUN
cet-13750	1	106	of	of	ADP
cet-13750	1	107	the	the	DET
cet-13750	1	108	italian	italian	ADJ
cet-13750	1	109	association	association	NOUN
cet-13750	1	110	of	of	ADP
cet-13750	1	111	chemical	chemical	PROPN
cet-13750	1	112	engineering	engineering	NOUN
cet-13750	1	113	online	online	ADV
cet-13750	1	114	at	at	ADP
cet-13750	1	115	www.cetjournal.it	www.cetjournal.it	PROPN
cet-13750	1	116	guest	guest	NOUN
cet-13750	1	117	editors	editor	NOUN
cet-13750	1	118	:	:	PUNCT
cet-13750	1	119	david	david	PROPN
cet-13750	1	120	bogle	bogle	PROPN
cet-13750	1	121	,	,	PUNCT
cet-13750	1	122	flavio	flavio	PROPN
cet-13750	1	123	manenti	manenti	PROPN
cet-13750	1	124	,	,	PUNCT
cet-13750	1	125	piero	piero	PROPN
cet-13750	1	126	salatino	salatino	PROPN
cet-13750	1	127	copyright	copyright	NOUN
cet-13750	1	128	©	©	PROPN
cet-13750	1	129	2023	2023	NUM
cet-13750	1	130	,	,	PUNCT
cet-13750	1	131	aidic	aidic	ADJ
cet-13750	1	132	servizi	servizi	PROPN
cet-13750	1	133	s.r.l	s.r.l	NOUN
cet-13750	1	134	.	.	PUNCT
cet-13750	2	1	isbn	isbn	PROPN
cet-13750	2	2	979	979	NUM
cet-13750	2	3	-	-	SYM
cet-13750	2	4	12	12	NUM
cet-13750	2	5	-	-	PUNCT
cet-13750	2	6	81206	81206	NUM
cet-13750	2	7	-	-	PUNCT
cet-13750	2	8	04	04	NUM
cet-13750	2	9	-	-	PUNCT
cet-13750	2	10	5	5	NUM
cet-13750	2	11	;	;	PUNCT
cet-13750	2	12	issn	issn	PROPN
cet-13750	2	13	2283	2283	NUM
cet-13750	2	14	-	-	SYM
cet-13750	2	15	9216	9216	NUM
cet-13750	2	16	preliminary	preliminary	ADJ
cet-13750	2	17	studies	study	NOUN
cet-13750	2	18	on	on	ADP
cet-13750	2	19	methane	methane	NOUN
cet-13750	2	20	-	-	PUNCT
cet-13750	2	21	hydrogen	hydrogen	NOUN
cet-13750	2	22	blends	blend	NOUN
cet-13750	2	23	in	in	ADP
cet-13750	2	24	natural	natural	ADJ
cet-13750	2	25	gas	gas	NOUN
cet-13750	2	26	(	(	PUNCT
cet-13750	2	27	ng	ng	NOUN
cet-13750	2	28	)	)	PUNCT
cet-13750	2	29	pipelines	pipeline	NOUN
cet-13750	2	30	–	–	PUNCT
cet-13750	2	31	a	a	DET
cet-13750	2	32	case	case	NOUN
cet-13750	2	33	history	history	NOUN
cet-13750	2	34	for	for	ADP
cet-13750	2	35	technical	technical	ADJ
cet-13750	2	36	evaluation	evaluation	NOUN
cet-13750	2	37	in	in	ADP
cet-13750	2	38	an	an	DET
cet-13750	2	39	existing	exist	VERB
cet-13750	2	40	distribution	distribution	NOUN
cet-13750	2	41	network	network	NOUN
cet-13750	2	42	to	to	PART
cet-13750	2	43	identify	identify	VERB
cet-13750	2	44	barriers	barrier	NOUN
cet-13750	2	45	and	and	CCONJ
cet-13750	2	46	enablers	enabler	NOUN
cet-13750	2	47	ben	ben	PROPN
cet-13750	2	48	alex	alex	PROPN
cet-13750	2	49	babya	babya	PROPN
cet-13750	2	50	*	*	PROPN
cet-13750	2	51	,	,	PUNCT
cet-13750	2	52	marco	marco	PROPN
cet-13750	2	53	beccalia	beccalia	PROPN
cet-13750	2	54	,	,	PUNCT
cet-13750	2	55	marco	marco	PROPN
cet-13750	2	56	ferrarob	ferrarob	PROPN
cet-13750	2	57	,	,	PUNCT
cet-13750	2	58	germana	germana	PROPN
cet-13750	2	59	pomac	pomac	PROPN
cet-13750	2	60	,	,	PUNCT
cet-13750	2	61	santi	santi	PROPN
cet-13750	2	62	bonannoc	bonannoc	PROPN
cet-13750	2	63	a	a	DET
cet-13750	2	64	università	università	PROPN
cet-13750	2	65	degli	degli	NOUN
cet-13750	2	66	studi	studi	PROPN
cet-13750	2	67	di	di	PROPN
cet-13750	2	68	palermo	palermo	PROPN
cet-13750	2	69	dipartimento	dipartimento	PROPN
cet-13750	2	70	di	di	PROPN
cet-13750	2	71	ingegneria	ingegneria	PROPN
cet-13750	2	72	,	,	PUNCT
cet-13750	2	73	viale	viale	PROPN
cet-13750	2	74	della	della	PROPN
cet-13750	2	75	scienze	scienze	PROPN
cet-13750	2	76	,	,	PUNCT
cet-13750	2	77	ed	ed	NOUN
cet-13750	2	78	.	.	PROPN
cet-13750	2	79	9	9	NUM
cet-13750	2	80	,	,	PUNCT
cet-13750	2	81	palermo	palermo	NOUN
cet-13750	2	82	,	,	PUNCT
cet-13750	2	83	b	b	PROPN
cet-13750	2	84	istituto	istituto	X
cet-13750	2	85	di	di	X
cet-13750	2	86	tecnologie	tecnologie	PROPN
cet-13750	2	87	avanzate	avanzate	NOUN
cet-13750	2	88	per	per	ADP
cet-13750	2	89	l’energia	l’energia	PROPN
cet-13750	2	90	“	"	PUNCT
cet-13750	2	91	nicola	nicola	PROPN
cet-13750	2	92	giordano	giordano	PROPN
cet-13750	2	93	”	"	PUNCT
cet-13750	2	94	,	,	PUNCT
cet-13750	2	95	consiglio	consiglio	PROPN
cet-13750	2	96	nazionale	nazionale	PROPN
cet-13750	2	97	delle	delle	PROPN
cet-13750	2	98	ricerche	ricerche	PROPN
cet-13750	2	99	,	,	PUNCT
cet-13750	2	100	98126	98126	NUM
cet-13750	2	101	messina	messina	PROPN
cet-13750	2	102	,	,	PUNCT
cet-13750	2	103	italy	italy	PROPN
cet-13750	2	104	c	c	PROPN
cet-13750	2	105	amg	amg	PROPN
cet-13750	2	106	energia	energia	PROPN
cet-13750	2	107	s.p.a	s.p.a	PROPN
cet-13750	2	108	,	,	PUNCT
cet-13750	2	109	via	via	ADP
cet-13750	2	110	tiro	tiro	PROPN
cet-13750	2	111	a	a	DET
cet-13750	2	112	segno	segno	NOUN
cet-13750	2	113	5	5	NUM
cet-13750	2	114	,	,	PUNCT
cet-13750	2	115	palermo	palermo	NOUN
cet-13750	2	116	,	,	PUNCT
cet-13750	2	117	italy	italy	PROPN
cet-13750	2	118	benalex.baby@you.unipa.it	benalex.baby@you.unipa.it	NUM
cet-13750	2	119	low	low	ADJ
cet-13750	2	120	-	-	PUNCT
cet-13750	2	121	carbon	carbon	NOUN
cet-13750	2	122	/	/	SYM
cet-13750	2	123	carbon	carbon	NOUN
cet-13750	2	124	-	-	PUNCT
cet-13750	2	125	free	free	ADJ
cet-13750	2	126	fuels	fuel	NOUN
cet-13750	2	127	are	be	AUX
cet-13750	2	128	shaping	shape	VERB
cet-13750	2	129	how	how	SCONJ
cet-13750	2	130	will	will	AUX
cet-13750	2	131	be	be	AUX
cet-13750	2	132	the	the	DET
cet-13750	2	133	future	future	NOUN
cet-13750	2	134	of	of	ADP
cet-13750	2	135	energy	energy	NOUN
cet-13750	2	136	utilization	utilization	NOUN
cet-13750	2	137	in	in	ADP
cet-13750	2	138	hard	hard	ADJ
cet-13750	2	139	-	-	PUNCT
cet-13750	2	140	to	to	PART
cet-13750	2	141	-	-	PUNCT
cet-13750	2	142	abate	abate	VERB
cet-13750	2	143	sectors	sector	NOUN
cet-13750	2	144	such	such	ADJ
cet-13750	2	145	as	as	ADP
cet-13750	2	146	transport	transport	NOUN
cet-13750	2	147	,	,	PUNCT
cet-13750	2	148	heavy	heavy	ADJ
cet-13750	2	149	industries	industry	NOUN
cet-13750	2	150	,	,	PUNCT
cet-13750	2	151	power	power	NOUN
cet-13750	2	152	generation	generation	NOUN
cet-13750	2	153	,	,	PUNCT
cet-13750	2	154	building	building	NOUN
cet-13750	2	155	sector	sector	NOUN
cet-13750	2	156	,	,	PUNCT
cet-13750	2	157	and	and	CCONJ
cet-13750	2	158	seasonal	seasonal	ADJ
cet-13750	2	159	energy	energy	NOUN
cet-13750	2	160	storage	storage	NOUN
cet-13750	2	161	.	.	PUNCT
cet-13750	3	1	this	this	PRON
cet-13750	3	2	is	be	AUX
cet-13750	3	3	projected	project	VERB
cet-13750	3	4	to	to	PART
cet-13750	3	5	contribute	contribute	VERB
cet-13750	3	6	to	to	ADP
cet-13750	3	7	a	a	DET
cet-13750	3	8	10	10	NUM
cet-13750	3	9	%	%	NOUN
cet-13750	3	10	co2	co2	NOUN
cet-13750	3	11	emission	emission	NOUN
cet-13750	3	12	reduction	reduction	NOUN
cet-13750	3	13	by	by	ADP
cet-13750	3	14	2050	2050	NUM
cet-13750	3	15	.	.	PUNCT
cet-13750	4	1	storage	storage	NOUN
cet-13750	4	2	and	and	CCONJ
cet-13750	4	3	transportation	transportation	NOUN
cet-13750	4	4	are	be	AUX
cet-13750	4	5	key	key	ADJ
cet-13750	4	6	elements	element	NOUN
cet-13750	4	7	in	in	ADP
cet-13750	4	8	a	a	DET
cet-13750	4	9	hydrogen	hydrogen	NOUN
cet-13750	4	10	economy	economy	NOUN
cet-13750	4	11	value	value	NOUN
cet-13750	4	12	chain	chain	NOUN
cet-13750	4	13	which	which	PRON
cet-13750	4	14	,	,	PUNCT
cet-13750	4	15	will	will	AUX
cet-13750	4	16	connect	connect	VERB
cet-13750	4	17	production	production	NOUN
cet-13750	4	18	facilities	facility	NOUN
cet-13750	4	19	to	to	PART
cet-13750	4	20	end	end	VERB
cet-13750	4	21	users	user	NOUN
cet-13750	4	22	.	.	PUNCT
cet-13750	5	1	transporting	transport	VERB
cet-13750	5	2	hydrogen	hydrogen	NOUN
cet-13750	5	3	in	in	ADP
cet-13750	5	4	liquid	liquid	ADJ
cet-13750	5	5	form	form	NOUN
cet-13750	5	6	,	,	PUNCT
cet-13750	5	7	via	via	ADP
cet-13750	5	8	trucks	truck	NOUN
cet-13750	5	9	and	and	CCONJ
cet-13750	5	10	ships	ship	NOUN
cet-13750	5	11	,	,	PUNCT
cet-13750	5	12	has	have	VERB
cet-13750	5	13	more	more	ADJ
cet-13750	5	14	techno	techno	NOUN
cet-13750	5	15	-	-	PUNCT
cet-13750	5	16	economic	economic	ADJ
cet-13750	5	17	challenges	challenge	NOUN
cet-13750	5	18	than	than	ADP
cet-13750	5	19	transport	transport	VERB
cet-13750	5	20	through	through	ADP
cet-13750	5	21	pipelines	pipeline	NOUN
cet-13750	5	22	.	.	PUNCT
cet-13750	6	1	therefore	therefore	ADV
cet-13750	6	2	,	,	PUNCT
cet-13750	6	3	the	the	DET
cet-13750	6	4	transportation	transportation	NOUN
cet-13750	6	5	and	and	CCONJ
cet-13750	6	6	distribution	distribution	NOUN
cet-13750	6	7	of	of	ADP
cet-13750	6	8	hydrogen	hydrogen	NOUN
cet-13750	6	9	purely	purely	ADV
cet-13750	6	10	through	through	ADP
cet-13750	6	11	new	new	ADJ
cet-13750	6	12	pipelines	pipeline	NOUN
cet-13750	6	13	and/or	and/or	CCONJ
cet-13750	6	14	blending	blend	VERB
cet-13750	6	15	hydrogen	hydrogen	NOUN
cet-13750	6	16	with	with	ADP
cet-13750	6	17	natural	natural	ADJ
cet-13750	6	18	gas	gas	NOUN
cet-13750	6	19	by	by	ADP
cet-13750	6	20	repurposing	repurpose	VERB
cet-13750	6	21	existing	exist	VERB
cet-13750	6	22	natural	natural	ADJ
cet-13750	6	23	gas	gas	NOUN
cet-13750	6	24	(	(	PUNCT
cet-13750	6	25	ng	ng	NOUN
cet-13750	6	26	)	)	PUNCT
cet-13750	6	27	pipelines	pipeline	NOUN
cet-13750	6	28	are	be	AUX
cet-13750	6	29	seen	see	VERB
cet-13750	6	30	as	as	ADP
cet-13750	6	31	more	more	ADV
cet-13750	6	32	promising	promising	ADJ
cet-13750	6	33	.	.	PUNCT
cet-13750	7	1	refurbishing	refurbish	VERB
cet-13750	7	2	pipelines	pipeline	NOUN
cet-13750	7	3	is	be	AUX
cet-13750	7	4	estimated	estimate	VERB
cet-13750	7	5	to	to	PART
cet-13750	7	6	be	be	AUX
cet-13750	7	7	about	about	ADV
cet-13750	7	8	33	33	NUM
cet-13750	7	9	%	%	NOUN
cet-13750	7	10	of	of	ADP
cet-13750	7	11	the	the	DET
cet-13750	7	12	cost	cost	NOUN
cet-13750	7	13	of	of	ADP
cet-13750	7	14	new	new	ADJ
cet-13750	7	15	infrastructure	infrastructure	NOUN
cet-13750	7	16	.	.	PUNCT
cet-13750	8	1	existing	exist	VERB
cet-13750	8	2	ng	ng	PROPN
cet-13750	8	3	transmission	transmission	NOUN
cet-13750	8	4	system	system	NOUN
cet-13750	8	5	operators	operator	NOUN
cet-13750	8	6	(	(	PUNCT
cet-13750	8	7	tsos	tsos	ADJ
cet-13750	8	8	)	)	PUNCT
cet-13750	8	9	and	and	CCONJ
cet-13750	8	10	distribution	distribution	NOUN
cet-13750	8	11	system	system	NOUN
cet-13750	8	12	operators	operator	NOUN
cet-13750	8	13	(	(	PUNCT
cet-13750	8	14	dsos	dsos	ADV
cet-13750	8	15	)	)	PUNCT
cet-13750	8	16	are	be	AUX
cet-13750	8	17	evaluating	evaluate	VERB
cet-13750	8	18	the	the	DET
cet-13750	8	19	technical	technical	ADJ
cet-13750	8	20	readiness	readiness	NOUN
cet-13750	8	21	of	of	ADP
cet-13750	8	22	their	their	PRON
cet-13750	8	23	infrastructures	infrastructure	NOUN
cet-13750	8	24	.	.	PUNCT
cet-13750	9	1	in	in	ADP
cet-13750	9	2	this	this	DET
cet-13750	9	3	paper	paper	NOUN
cet-13750	9	4	,	,	PUNCT
cet-13750	9	5	the	the	DET
cet-13750	9	6	preliminary	preliminary	ADJ
cet-13750	9	7	studies	study	NOUN
cet-13750	9	8	focus	focus	VERB
cet-13750	9	9	on	on	ADP
cet-13750	9	10	the	the	DET
cet-13750	9	11	feasibility	feasibility	NOUN
cet-13750	9	12	of	of	ADP
cet-13750	9	13	extending	extend	VERB
cet-13750	9	14	the	the	DET
cet-13750	9	15	usage	usage	NOUN
cet-13750	9	16	of	of	ADP
cet-13750	9	17	current	current	ADJ
cet-13750	9	18	pipelines	pipeline	NOUN
cet-13750	9	19	for	for	ADP
cet-13750	9	20	the	the	DET
cet-13750	9	21	distribution	distribution	NOUN
cet-13750	9	22	of	of	ADP
cet-13750	9	23	h2	h2	PROPN
cet-13750	9	24	-	-	PUNCT
cet-13750	9	25	ng	ng	PROPN
cet-13750	9	26	blends	blend	NOUN
cet-13750	9	27	.	.	PUNCT
cet-13750	10	1	the	the	DET
cet-13750	10	2	study	study	NOUN
cet-13750	10	3	evaluates	evaluate	VERB
cet-13750	10	4	the	the	DET
cet-13750	10	5	h2	h2	NOUN
cet-13750	10	6	-	-	PUNCT
cet-13750	10	7	readiness	readiness	NOUN
cet-13750	10	8	of	of	ADP
cet-13750	10	9	pipelines	pipeline	NOUN
cet-13750	10	10	in	in	ADP
cet-13750	10	11	a	a	DET
cet-13750	10	12	distribution	distribution	NOUN
cet-13750	10	13	network	network	NOUN
cet-13750	10	14	in	in	ADP
cet-13750	10	15	sicily	sicily	ADV
cet-13750	10	16	for	for	ADP
cet-13750	10	17	its	its	PRON
cet-13750	10	18	technical	technical	ADJ
cet-13750	10	19	adaptability	adaptability	NOUN
cet-13750	10	20	,	,	PUNCT
cet-13750	10	21	regulations	regulation	NOUN
cet-13750	10	22	,	,	PUNCT
cet-13750	10	23	and	and	CCONJ
cet-13750	10	24	legislation	legislation	NOUN
cet-13750	10	25	in	in	ADP
cet-13750	10	26	this	this	DET
cet-13750	10	27	local	local	ADJ
cet-13750	10	28	zone	zone	NOUN
cet-13750	10	29	.	.	PUNCT
cet-13750	11	1	the	the	DET
cet-13750	11	2	study	study	NOUN
cet-13750	11	3	provides	provide	VERB
cet-13750	11	4	a	a	DET
cet-13750	11	5	review	review	NOUN
cet-13750	11	6	of	of	ADP
cet-13750	11	7	the	the	DET
cet-13750	11	8	different	different	ADJ
cet-13750	11	9	steel	steel	NOUN
cet-13750	11	10	types	type	NOUN
cet-13750	11	11	,	,	PUNCT
cet-13750	11	12	microstructures	microstructure	NOUN
cet-13750	11	13	,	,	PUNCT
cet-13750	11	14	cathodic	cathodic	ADJ
cet-13750	11	15	over	over	NOUN
cet-13750	11	16	-	-	PUNCT
cet-13750	11	17	protection	protection	NOUN
cet-13750	11	18	,	,	PUNCT
cet-13750	11	19	and	and	CCONJ
cet-13750	11	20	their	their	PRON
cet-13750	11	21	impact	impact	NOUN
cet-13750	11	22	on	on	ADP
cet-13750	11	23	hydrogen	hydrogen	NOUN
cet-13750	11	24	embrittlement	embrittlement	NOUN
cet-13750	11	25	(	(	PUNCT
cet-13750	11	26	he	he	PRON
cet-13750	11	27	)	)	PUNCT
cet-13750	11	28	.	.	PUNCT
cet-13750	12	1	the	the	DET
cet-13750	12	2	effect	effect	NOUN
cet-13750	12	3	of	of	ADP
cet-13750	12	4	the	the	DET
cet-13750	12	5	interaction	interaction	NOUN
cet-13750	12	6	of	of	ADP
cet-13750	12	7	he	he	PRON
cet-13750	12	8	gaseous	gaseous	ADJ
cet-13750	12	9	inhibitors	inhibitor	NOUN
cet-13750	12	10	such	such	ADJ
cet-13750	12	11	as	as	ADP
cet-13750	12	12	o2	o2	PROPN
cet-13750	12	13	,	,	PUNCT
cet-13750	12	14	co	co	NOUN
cet-13750	12	15	,	,	PUNCT
cet-13750	12	16	and	and	CCONJ
cet-13750	12	17	so2	so2	PROPN
cet-13750	12	18	is	be	AUX
cet-13750	12	19	presented	present	VERB
cet-13750	12	20	together	together	ADV
cet-13750	12	21	with	with	ADP
cet-13750	12	22	the	the	DET
cet-13750	12	23	counter	counter	ADJ
cet-13750	12	24	-	-	ADJ
cet-13750	12	25	reactive	reactive	ADJ
cet-13750	12	26	effect	effect	NOUN
cet-13750	12	27	of	of	ADP
cet-13750	12	28	water	water	NOUN
cet-13750	12	29	vapor	vapor	NOUN
cet-13750	12	30	in	in	ADP
cet-13750	12	31	the	the	DET
cet-13750	12	32	presence	presence	NOUN
cet-13750	12	33	of	of	ADP
cet-13750	12	34	so2	so2	PROPN
cet-13750	12	35	.	.	PUNCT
cet-13750	13	1	based	base	VERB
cet-13750	13	2	on	on	ADP
cet-13750	13	3	the	the	DET
cet-13750	13	4	case	case	NOUN
cet-13750	13	5	history	history	NOUN
cet-13750	13	6	,	,	PUNCT
cet-13750	13	7	the	the	DET
cet-13750	13	8	barriers	barrier	NOUN
cet-13750	13	9	and	and	CCONJ
cet-13750	13	10	enablers	enabler	NOUN
cet-13750	13	11	are	be	AUX
cet-13750	13	12	critically	critically	ADV
cet-13750	13	13	evaluated	evaluate	VERB
cet-13750	13	14	for	for	ADP
cet-13750	13	15	different	different	ADJ
cet-13750	13	16	h2	h2	PROPN
cet-13750	13	17	-	-	PUNCT
cet-13750	13	18	ng	ng	PROPN
cet-13750	13	19	blends	blend	NOUN
cet-13750	13	20	until	until	ADP
cet-13750	13	21	a	a	DET
cet-13750	13	22	10	10	NUM
cet-13750	13	23	%	%	NOUN
cet-13750	13	24	maximum	maximum	ADJ
cet-13750	13	25	value	value	NOUN
cet-13750	13	26	which	which	PRON
cet-13750	13	27	is	be	AUX
cet-13750	13	28	a	a	DET
cet-13750	13	29	threshold	threshold	NOUN
cet-13750	13	30	in	in	ADP
cet-13750	13	31	many	many	ADJ
cet-13750	13	32	eu	eu	PROPN
cet-13750	13	33	countries	country	NOUN
cet-13750	13	34	.	.	PUNCT
cet-13750	14	1	keywords	keyword	NOUN
cet-13750	14	2	:	:	PUNCT
cet-13750	14	3	hydrogen	hydrogen	NOUN
cet-13750	14	4	blend	blend	NOUN
cet-13750	14	5	,	,	PUNCT
cet-13750	14	6	transport	transport	NOUN
cet-13750	14	7	/	/	SYM
cet-13750	14	8	distribution	distribution	NOUN
cet-13750	14	9	pipelines	pipeline	NOUN
cet-13750	14	10	,	,	PUNCT
cet-13750	14	11	energy	energy	NOUN
cet-13750	14	12	policy	policy	NOUN
cet-13750	14	13	,	,	PUNCT
cet-13750	14	14	hydrogen	hydrogen	NOUN
cet-13750	14	15	embrittlement	embrittlement	NOUN
cet-13750	14	16	1	1	NUM
cet-13750	14	17	.	.	PUNCT
cet-13750	14	18	introduction	introduction	NOUN
cet-13750	14	19	the	the	DET
cet-13750	14	20	european	european	PROPN
cet-13750	14	21	union	union	PROPN
cet-13750	14	22	’s	’s	PART
cet-13750	14	23	(	(	PUNCT
cet-13750	14	24	eu	eu	NOUN
cet-13750	14	25	)	)	PUNCT
cet-13750	14	26	hydrogen	hydrogen	NOUN
cet-13750	14	27	strategy	strategy	NOUN
cet-13750	14	28	envisages	envisage	VERB
cet-13750	14	29	that	that	SCONJ
cet-13750	14	30	h2	h2	NOUN
cet-13750	14	31	will	will	AUX
cet-13750	14	32	play	play	VERB
cet-13750	14	33	an	an	DET
cet-13750	14	34	important	important	ADJ
cet-13750	14	35	role	role	NOUN
cet-13750	14	36	in	in	ADP
cet-13750	14	37	the	the	DET
cet-13750	14	38	future	future	NOUN
cet-13750	14	39	of	of	ADP
cet-13750	14	40	integrated	integrated	ADJ
cet-13750	14	41	energy	energy	NOUN
cet-13750	14	42	systems	system	NOUN
cet-13750	14	43	.	.	PUNCT
cet-13750	15	1	it	it	PRON
cet-13750	15	2	will	will	AUX
cet-13750	15	3	also	also	ADV
cet-13750	15	4	promote	promote	VERB
cet-13750	15	5	electrification	electrification	NOUN
cet-13750	15	6	with	with	ADP
cet-13750	15	7	the	the	DET
cet-13750	15	8	use	use	NOUN
cet-13750	15	9	of	of	ADP
cet-13750	15	10	renewable	renewable	ADJ
cet-13750	15	11	energy	energy	NOUN
cet-13750	15	12	sources	source	NOUN
cet-13750	15	13	and	and	CCONJ
cet-13750	15	14	strive	strive	VERB
cet-13750	15	15	to	to	PART
cet-13750	15	16	attain	attain	VERB
cet-13750	15	17	higher	high	ADJ
cet-13750	15	18	efficiency	efficiency	NOUN
cet-13750	15	19	and	and	CCONJ
cet-13750	15	20	transition	transition	NOUN
cet-13750	15	21	from	from	ADP
cet-13750	15	22	a	a	DET
cet-13750	15	23	linear	linear	NOUN
cet-13750	15	24	to	to	ADP
cet-13750	15	25	a	a	DET
cet-13750	15	26	circular	circular	ADJ
cet-13750	15	27	consumption	consumption	NOUN
cet-13750	15	28	model	model	NOUN
cet-13750	15	29	by	by	ADP
cet-13750	15	30	adopting	adopt	VERB
cet-13750	15	31	circular	circular	ADJ
cet-13750	15	32	policies	policy	NOUN
cet-13750	15	33	.	.	PUNCT
cet-13750	16	1	hydrogen	hydrogen	NOUN
cet-13750	16	2	usage	usage	NOUN
cet-13750	16	3	in	in	ADP
cet-13750	16	4	this	this	DET
cet-13750	16	5	new	new	ADJ
cet-13750	16	6	scenario	scenario	NOUN
cet-13750	16	7	is	be	AUX
cet-13750	16	8	that	that	PRON
cet-13750	16	9	of	of	ADP
cet-13750	16	10	an	an	DET
cet-13750	16	11	energy	energy	NOUN
cet-13750	16	12	carrier	carrier	NOUN
cet-13750	16	13	,	,	PUNCT
cet-13750	16	14	raw	raw	ADJ
cet-13750	16	15	material	material	NOUN
cet-13750	16	16	for	for	ADP
cet-13750	16	17	different	different	ADJ
cet-13750	16	18	industries	industry	NOUN
cet-13750	16	19	,	,	PUNCT
cet-13750	16	20	and	and	CCONJ
cet-13750	16	21	possible	possible	ADJ
cet-13750	16	22	fuel	fuel	NOUN
cet-13750	16	23	produced	produce	VERB
cet-13750	16	24	utilizing	utilize	VERB
cet-13750	16	25	renewable	renewable	ADJ
cet-13750	16	26	energy	energy	NOUN
cet-13750	16	27	.	.	PUNCT
cet-13750	17	1	the	the	DET
cet-13750	17	2	production	production	NOUN
cet-13750	17	3	of	of	ADP
cet-13750	17	4	h2	h2	NOUN
cet-13750	17	5	–	–	PUNCT
cet-13750	17	6	now	now	ADV
cet-13750	17	7	largely	largely	ADV
cet-13750	17	8	based	base	VERB
cet-13750	17	9	on	on	ADP
cet-13750	17	10	fossil	fossil	ADJ
cet-13750	17	11	fuels	fuel	NOUN
cet-13750	17	12	–	–	PUNCT
cet-13750	17	13	would	would	AUX
cet-13750	17	14	need	need	VERB
cet-13750	17	15	to	to	PART
cet-13750	17	16	be	be	AUX
cet-13750	17	17	decarbonized	decarbonize	VERB
cet-13750	17	18	,	,	PUNCT
cet-13750	17	19	which	which	PRON
cet-13750	17	20	will	will	AUX
cet-13750	17	21	require	require	VERB
cet-13750	17	22	a	a	DET
cet-13750	17	23	massive	massive	ADJ
cet-13750	17	24	increase	increase	NOUN
cet-13750	17	25	in	in	ADP
cet-13750	17	26	the	the	DET
cet-13750	17	27	production	production	NOUN
cet-13750	17	28	of	of	ADP
cet-13750	17	29	renewable	renewable	ADJ
cet-13750	17	30	electricity	electricity	NOUN
cet-13750	17	31	(	(	PUNCT
cet-13750	17	32	eprs	eprs	NOUN
cet-13750	17	33	,	,	PUNCT
cet-13750	17	34	2021	2021	NUM
cet-13750	17	35	)	)	PUNCT
cet-13750	17	36	.	.	PUNCT
cet-13750	18	1	more	more	ADJ
cet-13750	18	2	than	than	ADP
cet-13750	18	3	50	50	NUM
cet-13750	18	4	%	%	NOUN
cet-13750	18	5	of	of	ADP
cet-13750	18	6	domestic	domestic	ADJ
cet-13750	18	7	residential	residential	ADJ
cet-13750	18	8	buildings	building	NOUN
cet-13750	18	9	are	be	AUX
cet-13750	18	10	connected	connect	VERB
cet-13750	18	11	by	by	ADP
cet-13750	18	12	gas	gas	NOUN
cet-13750	18	13	grids	grid	NOUN
cet-13750	18	14	in	in	ADP
cet-13750	18	15	countries	country	NOUN
cet-13750	18	16	like	like	ADP
cet-13750	18	17	usa	usa	PROPN
cet-13750	18	18	,	,	PUNCT
cet-13750	18	19	uk	uk	PROPN
cet-13750	18	20	,	,	PUNCT
cet-13750	18	21	italy	italy	PROPN
cet-13750	18	22	,	,	PUNCT
cet-13750	18	23	and	and	CCONJ
cet-13750	18	24	australia	australia	PROPN
cet-13750	18	25	(	(	PUNCT
cet-13750	18	26	jamie	jamie	PROPN
cet-13750	18	27	speirs	speirs	PROPN
cet-13750	18	28	et	et	PROPN
cet-13750	18	29	al	al	PROPN
cet-13750	18	30	.	.	PROPN
cet-13750	18	31	,	,	PUNCT
cet-13750	18	32	2017	2017	NUM
cet-13750	18	33	)	)	PUNCT
cet-13750	18	34	,	,	PUNCT
cet-13750	18	35	thus	thus	ADV
cet-13750	18	36	making	make	VERB
cet-13750	18	37	it	it	PRON
cet-13750	18	38	a	a	DET
cet-13750	18	39	critical	critical	ADJ
cet-13750	18	40	sector	sector	NOUN
cet-13750	18	41	to	to	PART
cet-13750	18	42	decarbonize	decarbonize	VERB
cet-13750	18	43	the	the	DET
cet-13750	18	44	building	building	NOUN
cet-13750	18	45	energy	energy	NOUN
cet-13750	18	46	bulk	bulk	NOUN
cet-13750	18	47	.	.	PUNCT
cet-13750	19	1	in	in	ADP
cet-13750	19	2	italy	italy	PROPN
cet-13750	19	3	,	,	PUNCT
cet-13750	19	4	the	the	DET
cet-13750	19	5	ministry	ministry	PROPN
cet-13750	19	6	of	of	ADP
cet-13750	19	7	ecological	ecological	ADJ
cet-13750	19	8	transition	transition	NOUN
cet-13750	19	9	by	by	ADP
cet-13750	19	10	its	its	PRON
cet-13750	19	11	dm	dm	PROPN
cet-13750	19	12	3/6/2022	3/6/2022	PROPN
cet-13750	19	13	has	have	AUX
cet-13750	19	14	updated	update	VERB
cet-13750	19	15	the	the	DET
cet-13750	19	16	“	"	PUNCT
cet-13750	19	17	technical	technical	ADJ
cet-13750	19	18	rule	rule	NOUN
cet-13750	19	19	on	on	ADP
cet-13750	19	20	the	the	DET
cet-13750	19	21	chemical	chemical	NOUN
cet-13750	19	22	-	-	PUNCT
cet-13750	19	23	physical	physical	ADJ
cet-13750	19	24	characteristics	characteristic	NOUN
cet-13750	19	25	and	and	CCONJ
cet-13750	19	26	the	the	DET
cet-13750	19	27	presence	presence	NOUN
cet-13750	19	28	of	of	ADP
cet-13750	19	29	other	other	ADJ
cet-13750	19	30	components	component	NOUN
cet-13750	19	31	in	in	ADP
cet-13750	19	32	fuel	fuel	NOUN
cet-13750	19	33	gas	gas	NOUN
cet-13750	19	34	"	"	PUNCT
cet-13750	19	35	,	,	PUNCT
cet-13750	19	36	approved	approve	VERB
cet-13750	19	37	with	with	ADP
cet-13750	19	38	the	the	DET
cet-13750	19	39	decree	decree	NOUN
cet-13750	19	40	of	of	ADP
cet-13750	19	41	the	the	DET
cet-13750	19	42	minister	minister	NOUN
cet-13750	19	43	of	of	ADP
cet-13750	19	44	economic	economic	ADJ
cet-13750	19	45	development	development	NOUN
cet-13750	19	46	may	may	AUX
cet-13750	19	47	18	18	NUM
cet-13750	19	48	,	,	PUNCT
cet-13750	19	49	2018	2018	NUM
cet-13750	19	50	.	.	PUNCT
cet-13750	20	1	the	the	DET
cet-13750	20	2	dm	dm	PROPN
cet-13750	20	3	regulates	regulate	VERB
cet-13750	20	4	the	the	DET
cet-13750	20	5	first	first	ADJ
cet-13750	20	6	precautionary	precautionary	ADJ
cet-13750	20	7	limit	limit	NOUN
cet-13750	20	8	value	value	NOUN
cet-13750	20	9	of	of	ADP
cet-13750	20	10	2	2	NUM
cet-13750	20	11	%	%	NOUN
cet-13750	20	12	for	for	ADP
cet-13750	20	13	the	the	DET
cet-13750	20	14	introduction	introduction	NOUN
cet-13750	20	15	of	of	ADP
cet-13750	20	16	hydrogen	hydrogen	NOUN
cet-13750	20	17	into	into	ADP
cet-13750	20	18	the	the	DET
cet-13750	20	19	networks	network	NOUN
cet-13750	20	20	that	that	PRON
cet-13750	20	21	do	do	AUX
cet-13750	20	22	not	not	PART
cet-13750	20	23	compromise	compromise	VERB
cet-13750	20	24	the	the	DET
cet-13750	20	25	treatment	treatment	NOUN
cet-13750	20	26	,	,	PUNCT
cet-13750	20	27	storage	storage	NOUN
cet-13750	20	28	,	,	PUNCT
cet-13750	20	29	and/or	and/or	CCONJ
cet-13750	20	30	use	use	NOUN
cet-13750	20	31	of	of	ADP
cet-13750	20	32	natural	natural	ADJ
cet-13750	20	33	gas	gas	NOUN
cet-13750	20	34	.	.	PUNCT
cet-13750	21	1	the	the	DET
cet-13750	21	2	objective	objective	NOUN
cet-13750	21	3	,	,	PUNCT
cet-13750	21	4	as	as	SCONJ
cet-13750	21	5	envisioned	envision	VERB
cet-13750	21	6	by	by	ADP
cet-13750	21	7	the	the	DET
cet-13750	21	8	national	national	ADJ
cet-13750	21	9	recovery	recovery	NOUN
cet-13750	21	10	and	and	CCONJ
cet-13750	21	11	67	67	NUM
cet-13750	21	12	resilience	resilience	NOUN
cet-13750	21	13	plan	plan	NOUN
cet-13750	21	14	(	(	PUNCT
cet-13750	21	15	pnrr	pnrr	NOUN
cet-13750	21	16	)	)	PUNCT
cet-13750	21	17	is	be	AUX
cet-13750	21	18	to	to	PART
cet-13750	21	19	introduce	introduce	VERB
cet-13750	21	20	h2	h2	NOUN
cet-13750	21	21	while	while	SCONJ
cet-13750	21	22	ensuring	ensure	VERB
cet-13750	21	23	the	the	DET
cet-13750	21	24	highest	high	ADJ
cet-13750	21	25	levels	level	NOUN
cet-13750	21	26	of	of	ADP
cet-13750	21	27	safety	safety	NOUN
cet-13750	21	28	for	for	ADP
cet-13750	21	29	users	user	NOUN
cet-13750	21	30	,	,	PUNCT
cet-13750	21	31	population	population	NOUN
cet-13750	21	32	,	,	PUNCT
cet-13750	21	33	and	and	CCONJ
cet-13750	21	34	the	the	DET
cet-13750	21	35	environment	environment	NOUN
cet-13750	21	36	.	.	PUNCT
cet-13750	22	1	the	the	DET
cet-13750	22	2	ministry	ministry	NOUN
cet-13750	22	3	plans	plan	VERB
cet-13750	22	4	to	to	PART
cet-13750	22	5	extend	extend	VERB
cet-13750	22	6	the	the	DET
cet-13750	22	7	injection	injection	NOUN
cet-13750	22	8	limits	limit	NOUN
cet-13750	22	9	further	far	ADV
cet-13750	22	10	,	,	PUNCT
cet-13750	22	11	based	base	VERB
cet-13750	22	12	on	on	ADP
cet-13750	22	13	the	the	DET
cet-13750	22	14	results	result	NOUN
cet-13750	22	15	of	of	ADP
cet-13750	22	16	the	the	DET
cet-13750	22	17	studies	study	NOUN
cet-13750	22	18	and	and	CCONJ
cet-13750	22	19	experiments	experiment	NOUN
cet-13750	22	20	in	in	ADP
cet-13750	22	21	progress	progress	NOUN
cet-13750	22	22	(	(	PUNCT
cet-13750	22	23	ministero	ministero	PROPN
cet-13750	22	24	della	della	PROPN
cet-13750	22	25	transizione	transizione	NOUN
cet-13750	22	26	ecologica	ecologica	NOUN
cet-13750	22	27	,	,	PUNCT
cet-13750	22	28	2022	2022	NUM
cet-13750	22	29	)	)	PUNCT
cet-13750	22	30	.	.	PUNCT
cet-13750	23	1	however	however	ADV
cet-13750	23	2	,	,	PUNCT
cet-13750	23	3	currently	currently	ADV
cet-13750	23	4	,	,	PUNCT
cet-13750	23	5	there	there	PRON
cet-13750	23	6	is	be	VERB
cet-13750	23	7	no	no	DET
cet-13750	23	8	organic	organic	ADJ
cet-13750	23	9	legal	legal	ADJ
cet-13750	23	10	framework	framework	NOUN
cet-13750	23	11	for	for	ADP
cet-13750	23	12	the	the	DET
cet-13750	23	13	large	large	ADJ
cet-13750	23	14	-	-	PUNCT
cet-13750	23	15	scale	scale	NOUN
cet-13750	23	16	injection	injection	NOUN
cet-13750	23	17	of	of	ADP
cet-13750	23	18	“	"	PUNCT
cet-13750	23	19	pure	pure	ADJ
cet-13750	23	20	”	"	PUNCT
cet-13750	23	21	h2	h2	NOUN
cet-13750	23	22	into	into	ADP
cet-13750	23	23	the	the	DET
cet-13750	23	24	natural	natural	ADJ
cet-13750	23	25	gas	gas	NOUN
cet-13750	23	26	transmission	transmission	NOUN
cet-13750	23	27	network	network	NOUN
cet-13750	23	28	in	in	ADP
cet-13750	23	29	italy	italy	PROPN
cet-13750	23	30	(	(	PUNCT
cet-13750	23	31	strockl	strockl	NOUN
cet-13750	23	32	,	,	PUNCT
cet-13750	23	33	2021	2021	NUM
cet-13750	23	34	)	)	PUNCT
cet-13750	23	35	.	.	PUNCT
cet-13750	24	1	this	this	DET
cet-13750	24	2	paper	paper	NOUN
cet-13750	24	3	conducts	conduct	VERB
cet-13750	24	4	a	a	DET
cet-13750	24	5	preliminary	preliminary	ADJ
cet-13750	24	6	analysis	analysis	NOUN
cet-13750	24	7	of	of	ADP
cet-13750	24	8	a	a	DET
cet-13750	24	9	local	local	ADJ
cet-13750	24	10	distribution	distribution	NOUN
cet-13750	24	11	system	system	NOUN
cet-13750	24	12	operator	operator	NOUN
cet-13750	24	13	(	(	PUNCT
cet-13750	24	14	dso	dso	PROPN
cet-13750	24	15	)	)	PUNCT
cet-13750	24	16	based	base	VERB
cet-13750	24	17	in	in	ADP
cet-13750	24	18	italy	italy	PROPN
cet-13750	24	19	and	and	CCONJ
cet-13750	24	20	feasibility	feasibility	NOUN
cet-13750	24	21	studies	study	NOUN
cet-13750	24	22	on	on	ADP
cet-13750	24	23	the	the	DET
cet-13750	24	24	system	system	NOUN
cet-13750	24	25	’s	’s	PART
cet-13750	24	26	h2	h2	NOUN
cet-13750	24	27	injection	injection	NOUN
cet-13750	24	28	readiness	readiness	NOUN
cet-13750	24	29	.	.	PUNCT
cet-13750	25	1	the	the	DET
cet-13750	25	2	first	first	ADJ
cet-13750	25	3	stage	stage	NOUN
cet-13750	25	4	evaluates	evaluate	VERB
cet-13750	25	5	:	:	PUNCT
cet-13750	26	1	i	i	X
cet-13750	26	2	)	)	PUNCT
cet-13750	26	3	the	the	DET
cet-13750	26	4	demand	demand	NOUN
cet-13750	26	5	profile	profile	NOUN
cet-13750	26	6	and	and	CCONJ
cet-13750	26	7	typology	typology	NOUN
cet-13750	26	8	of	of	ADP
cet-13750	26	9	the	the	DET
cet-13750	26	10	users	user	NOUN
cet-13750	26	11	in	in	ADP
cet-13750	26	12	the	the	DET
cet-13750	26	13	total	total	ADJ
cet-13750	26	14	network	network	NOUN
cet-13750	26	15	and	and	CCONJ
cet-13750	26	16	a	a	DET
cet-13750	26	17	test	test	NOUN
cet-13750	26	18	subsection	subsection	NOUN
cet-13750	26	19	chosen	choose	VERB
cet-13750	26	20	ii	ii	PROPN
cet-13750	26	21	)	)	PUNCT
cet-13750	26	22	material	material	NOUN
cet-13750	26	23	study	study	NOUN
cet-13750	26	24	and	and	CCONJ
cet-13750	26	25	suitability	suitability	NOUN
cet-13750	26	26	review	review	NOUN
cet-13750	26	27	considering	consider	VERB
cet-13750	26	28	maximum	maximum	ADJ
cet-13750	26	29	pressure	pressure	NOUN
cet-13750	26	30	,	,	PUNCT
cet-13750	26	31	he	he	PRON
cet-13750	26	32	,	,	PUNCT
cet-13750	26	33	and	and	CCONJ
cet-13750	26	34	cathodic	cathodic	NOUN
cet-13750	26	35	protection	protection	NOUN
cet-13750	26	36	limits	limit	VERB
cet-13750	26	37	iii	iii	NOUN
cet-13750	26	38	)	)	PUNCT
cet-13750	26	39	further	further	ADJ
cet-13750	26	40	analysis	analysis	NOUN
cet-13750	26	41	of	of	ADP
cet-13750	26	42	the	the	DET
cet-13750	26	43	need	need	NOUN
cet-13750	26	44	for	for	ADP
cet-13750	26	45	compressors	compressor	NOUN
cet-13750	26	46	and	and	CCONJ
cet-13750	26	47	storage	storage	NOUN
cet-13750	26	48	for	for	ADP
cet-13750	26	49	low	low	ADJ
cet-13750	26	50	-	-	PUNCT
cet-13750	26	51	pressure	pressure	NOUN
cet-13750	26	52	distribution	distribution	NOUN
cet-13750	26	53	side	side	NOUN
cet-13750	26	54	iv	iv	NUM
cet-13750	26	55	)	)	PUNCT
cet-13750	26	56	regulations	regulation	NOUN
cet-13750	26	57	as	as	ADP
cet-13750	26	58	applicable	applicable	ADJ
cet-13750	26	59	to	to	ADP
cet-13750	26	60	the	the	DET
cet-13750	26	61	european	european	ADJ
cet-13750	26	62	and	and	CCONJ
cet-13750	26	63	italian	italian	ADJ
cet-13750	26	64	markets	market	NOUN
cet-13750	26	65	is	be	AUX
cet-13750	26	66	briefly	briefly	ADV
cet-13750	26	67	reviewed	review	VERB
cet-13750	26	68	.	.	PUNCT
cet-13750	27	1	finally	finally	ADV
cet-13750	27	2	,	,	PUNCT
cet-13750	27	3	the	the	DET
cet-13750	27	4	gaps	gap	NOUN
cet-13750	27	5	in	in	ADP
cet-13750	27	6	knowledge	knowledge	NOUN
cet-13750	27	7	,	,	PUNCT
cet-13750	27	8	technology	technology	NOUN
cet-13750	27	9	,	,	PUNCT
cet-13750	27	10	and	and	CCONJ
cet-13750	27	11	financial	financial	ADJ
cet-13750	27	12	support	support	NOUN
cet-13750	27	13	systems	system	NOUN
cet-13750	27	14	(	(	PUNCT
cet-13750	27	15	public	public	ADJ
cet-13750	27	16	and	and	CCONJ
cet-13750	27	17	private	private	ADJ
cet-13750	27	18	)	)	PUNCT
cet-13750	27	19	are	be	AUX
cet-13750	27	20	categorized	categorize	VERB
cet-13750	27	21	as	as	ADP
cet-13750	27	22	enablers	enabler	NOUN
cet-13750	27	23	and/or	and/or	CCONJ
cet-13750	27	24	barriers	barrier	VERB
cet-13750	27	25	for	for	ADP
cet-13750	27	26	the	the	DET
cet-13750	27	27	sector	sector	NOUN
cet-13750	27	28	.	.	PUNCT
cet-13750	28	1	2	2	X
cet-13750	28	2	.	.	X
cet-13750	28	3	materials	material	NOUN
cet-13750	28	4	and	and	CCONJ
cet-13750	28	5	methods	method	NOUN
cet-13750	28	6	the	the	DET
cet-13750	28	7	hydrogen	hydrogen	NOUN
cet-13750	28	8	value	value	NOUN
cet-13750	28	9	chain	chain	NOUN
cet-13750	28	10	begins	begin	VERB
cet-13750	28	11	with	with	ADP
cet-13750	28	12	h2	h2	NOUN
cet-13750	28	13	production	production	NOUN
cet-13750	28	14	by	by	ADP
cet-13750	28	15	electrolysis	electrolysis	NOUN
cet-13750	28	16	or	or	CCONJ
cet-13750	28	17	steam	steam	NOUN
cet-13750	28	18	reforming	reform	VERB
cet-13750	28	19	method	method	NOUN
cet-13750	28	20	.	.	PUNCT
cet-13750	29	1	the	the	DET
cet-13750	29	2	produced	produce	VERB
cet-13750	29	3	h2	h2	NOUN
cet-13750	29	4	is	be	AUX
cet-13750	29	5	then	then	ADV
cet-13750	29	6	stored	store	VERB
cet-13750	29	7	and	and	CCONJ
cet-13750	29	8	transported	transport	VERB
cet-13750	29	9	to	to	ADP
cet-13750	29	10	the	the	DET
cet-13750	29	11	end	end	NOUN
cet-13750	29	12	users	user	NOUN
cet-13750	29	13	to	to	PART
cet-13750	29	14	be	be	AUX
cet-13750	29	15	utilized	utilize	VERB
cet-13750	29	16	for	for	ADP
cet-13750	29	17	electrical	electrical	ADJ
cet-13750	29	18	or	or	CCONJ
cet-13750	29	19	thermal	thermal	ADJ
cet-13750	29	20	energy	energy	NOUN
cet-13750	29	21	needs	need	NOUN
cet-13750	29	22	or	or	CCONJ
cet-13750	29	23	as	as	ADP
cet-13750	29	24	pure	pure	ADJ
cet-13750	29	25	h2	h2	NOUN
cet-13750	29	26	stream	stream	NOUN
cet-13750	29	27	for	for	ADP
cet-13750	29	28	industries	industry	NOUN
cet-13750	29	29	such	such	ADJ
cet-13750	29	30	as	as	ADP
cet-13750	29	31	the	the	DET
cet-13750	29	32	chemical	chemical	NOUN
cet-13750	29	33	/	/	SYM
cet-13750	29	34	fertilizers	fertilizer	NOUN
cet-13750	29	35	sector	sector	NOUN
cet-13750	29	36	.	.	PUNCT
cet-13750	30	1	a	a	DET
cet-13750	30	2	well	well	ADV
cet-13750	30	3	-	-	PUNCT
cet-13750	30	4	established	establish	VERB
cet-13750	30	5	hydrogen	hydrogen	NOUN
cet-13750	30	6	ecosystem	ecosystem	NOUN
cet-13750	30	7	is	be	AUX
cet-13750	30	8	in	in	ADP
cet-13750	30	9	its	its	PRON
cet-13750	30	10	nurturing	nurture	VERB
cet-13750	30	11	stage	stage	NOUN
cet-13750	30	12	,	,	PUNCT
cet-13750	30	13	and	and	CCONJ
cet-13750	30	14	a	a	DET
cet-13750	30	15	plethora	plethora	NOUN
cet-13750	30	16	of	of	ADP
cet-13750	30	17	studies	study	NOUN
cet-13750	30	18	are	be	AUX
cet-13750	30	19	conducted	conduct	VERB
cet-13750	30	20	in	in	ADP
cet-13750	30	21	different	different	ADJ
cet-13750	30	22	areas	area	NOUN
cet-13750	30	23	from	from	ADP
cet-13750	30	24	production	production	NOUN
cet-13750	30	25	,	,	PUNCT
cet-13750	30	26	transportation	transportation	NOUN
cet-13750	30	27	,	,	PUNCT
cet-13750	30	28	and	and	CCONJ
cet-13750	30	29	storage	storage	NOUN
cet-13750	30	30	to	to	ADP
cet-13750	30	31	end	end	NOUN
cet-13750	30	32	-	-	PUNCT
cet-13750	30	33	user	user	NOUN
cet-13750	30	34	utilization	utilization	NOUN
cet-13750	30	35	.	.	PUNCT
cet-13750	31	1	the	the	DET
cet-13750	31	2	study	study	NOUN
cet-13750	31	3	conducted	conduct	VERB
cet-13750	31	4	in	in	ADP
cet-13750	31	5	this	this	DET
cet-13750	31	6	paper	paper	NOUN
cet-13750	31	7	evaluates	evaluate	VERB
cet-13750	31	8	the	the	DET
cet-13750	31	9	existing	exist	VERB
cet-13750	31	10	distribution	distribution	NOUN
cet-13750	31	11	pipeline	pipeline	NOUN
cet-13750	31	12	infrastructure	infrastructure	NOUN
cet-13750	31	13	network	network	NOUN
cet-13750	31	14	for	for	ADP
cet-13750	31	15	ng	ng	PROPN
cet-13750	31	16	which	which	PRON
cet-13750	31	17	connects	connect	VERB
cet-13750	31	18	the	the	DET
cet-13750	31	19	high	high	ADJ
cet-13750	31	20	-	-	PUNCT
cet-13750	31	21	pressure	pressure	NOUN
cet-13750	31	22	transmission	transmission	NOUN
cet-13750	31	23	system	system	NOUN
cet-13750	31	24	to	to	ADP
cet-13750	31	25	the	the	DET
cet-13750	31	26	end	end	NOUN
cet-13750	31	27	users	user	NOUN
cet-13750	31	28	.	.	PUNCT
cet-13750	32	1	detailed	detailed	ADJ
cet-13750	32	2	information	information	NOUN
cet-13750	32	3	on	on	ADP
cet-13750	32	4	materials	material	NOUN
cet-13750	32	5	used	use	VERB
cet-13750	32	6	,	,	PUNCT
cet-13750	32	7	demand	demand	NOUN
cet-13750	32	8	distribution	distribution	NOUN
cet-13750	32	9	,	,	PUNCT
cet-13750	32	10	and	and	CCONJ
cet-13750	32	11	typology	typology	NOUN
cet-13750	32	12	of	of	ADP
cet-13750	32	13	users	user	NOUN
cet-13750	32	14	is	be	AUX
cet-13750	32	15	also	also	ADV
cet-13750	32	16	reported	report	VERB
cet-13750	32	17	.	.	PUNCT
cet-13750	33	1	for	for	ADP
cet-13750	33	2	incorporating	incorporate	VERB
cet-13750	33	3	h2	h2	NOUN
cet-13750	33	4	into	into	ADP
cet-13750	33	5	the	the	DET
cet-13750	33	6	system	system	NOUN
cet-13750	33	7	,	,	PUNCT
cet-13750	33	8	a	a	DET
cet-13750	33	9	feasibility	feasibility	NOUN
cet-13750	33	10	analysis	analysis	NOUN
cet-13750	33	11	was	be	AUX
cet-13750	33	12	done	do	VERB
cet-13750	33	13	,	,	PUNCT
cet-13750	33	14	based	base	VERB
cet-13750	33	15	on	on	ADP
cet-13750	33	16	material	material	NOUN
cet-13750	33	17	compatibility	compatibility	NOUN
cet-13750	33	18	,	,	PUNCT
cet-13750	33	19	and	and	CCONJ
cet-13750	33	20	methods	method	NOUN
cet-13750	33	21	of	of	ADP
cet-13750	33	22	avoiding	avoid	VERB
cet-13750	33	23	/	/	SYM
cet-13750	33	24	mitigating	mitigate	VERB
cet-13750	33	25	he	he	PRON
cet-13750	33	26	.	.	PUNCT
cet-13750	34	1	the	the	DET
cet-13750	34	2	need	need	NOUN
cet-13750	34	3	for	for	ADP
cet-13750	34	4	additional	additional	ADJ
cet-13750	34	5	components	component	NOUN
cet-13750	34	6	,	,	PUNCT
cet-13750	34	7	such	such	ADJ
cet-13750	34	8	as	as	ADP
cet-13750	34	9	storage	storage	NOUN
cet-13750	34	10	and	and	CCONJ
cet-13750	34	11	compression	compression	NOUN
cet-13750	34	12	stations	station	NOUN
cet-13750	34	13	,	,	PUNCT
cet-13750	34	14	is	be	AUX
cet-13750	34	15	investigated	investigate	VERB
cet-13750	34	16	,	,	PUNCT
cet-13750	34	17	and	and	CCONJ
cet-13750	34	18	further	further	ADJ
cet-13750	34	19	recommendations	recommendation	NOUN
cet-13750	34	20	are	be	AUX
cet-13750	34	21	stated	state	VERB
cet-13750	34	22	.	.	PUNCT
cet-13750	35	1	3	3	X
cet-13750	35	2	.	.	X
cet-13750	35	3	results	result	NOUN
cet-13750	35	4	and	and	CCONJ
cet-13750	35	5	discussion	discussion	NOUN
cet-13750	35	6	3.1	3.1	NUM
cet-13750	35	7	gas	gas	NOUN
cet-13750	35	8	demand	demand	NOUN
cet-13750	35	9	distribution	distribution	NOUN
cet-13750	35	10	and	and	CCONJ
cet-13750	35	11	user	user	NOUN
cet-13750	35	12	typology	typology	NOUN
cet-13750	35	13	the	the	DET
cet-13750	35	14	dso	dso	PROPN
cet-13750	35	15	operates	operate	VERB
cet-13750	35	16	year	year	NOUN
cet-13750	35	17	-	-	PUNCT
cet-13750	35	18	round	round	NOUN
cet-13750	35	19	to	to	PART
cet-13750	35	20	supply	supply	VERB
cet-13750	35	21	ng	ng	PROPN
cet-13750	35	22	to	to	ADP
cet-13750	35	23	the	the	DET
cet-13750	35	24	end	end	NOUN
cet-13750	35	25	user	user	NOUN
cet-13750	35	26	under	under	ADP
cet-13750	35	27	medium	medium	ADJ
cet-13750	35	28	pressure	pressure	NOUN
cet-13750	35	29	(	(	PUNCT
cet-13750	35	30	mp	mp	NOUN
cet-13750	35	31	0.5	0.5	NUM
cet-13750	35	32	bar	bar	NOUN
cet-13750	35	33	)	)	PUNCT
cet-13750	35	34	and	and	CCONJ
cet-13750	35	35	low	low	ADJ
cet-13750	35	36	pressure	pressure	NOUN
cet-13750	35	37	(	(	PUNCT
cet-13750	35	38	lp	lp	ADV
cet-13750	35	39	30	30	NUM
cet-13750	35	40	mbar	mbar	NOUN
cet-13750	35	41	)	)	PUNCT
cet-13750	35	42	.	.	PUNCT
cet-13750	36	1	the	the	DET
cet-13750	36	2	annual	annual	ADJ
cet-13750	36	3	consumption	consumption	NOUN
cet-13750	36	4	of	of	ADP
cet-13750	36	5	users	user	NOUN
cet-13750	36	6	in	in	ADP
cet-13750	36	7	the	the	DET
cet-13750	36	8	city	city	NOUN
cet-13750	36	9	of	of	ADP
cet-13750	36	10	palermo	palermo	NOUN
cet-13750	36	11	is	be	AUX
cet-13750	36	12	categorized	categorize	VERB
cet-13750	36	13	as	as	SCONJ
cet-13750	36	14	shown	show	VERB
cet-13750	36	15	in	in	ADP
cet-13750	36	16	figure	figure	NOUN
cet-13750	36	17	1	1	NUM
cet-13750	36	18	.	.	PUNCT
cet-13750	37	1	figure	figure	NOUN
cet-13750	37	2	1	1	NUM
cet-13750	37	3	:	:	PUNCT
cet-13750	37	4	gas	gas	NOUN
cet-13750	37	5	demand	demand	NOUN
cet-13750	37	6	profile	profile	NOUN
cet-13750	37	7	to	to	PART
cet-13750	37	8	closely	closely	ADV
cet-13750	37	9	evaluate	evaluate	VERB
cet-13750	37	10	the	the	DET
cet-13750	37	11	operational	operational	ADJ
cet-13750	37	12	parameters	parameter	NOUN
cet-13750	37	13	,	,	PUNCT
cet-13750	37	14	such	such	ADJ
cet-13750	37	15	as	as	ADP
cet-13750	37	16	pressure	pressure	NOUN
cet-13750	37	17	and	and	CCONJ
cet-13750	37	18	flow	flow	NOUN
cet-13750	37	19	velocity	velocity	NOUN
cet-13750	37	20	,	,	PUNCT
cet-13750	37	21	a	a	DET
cet-13750	37	22	sub	sub	NOUN
cet-13750	37	23	-	-	NOUN
cet-13750	37	24	section	section	NOUN
cet-13750	37	25	of	of	ADP
cet-13750	37	26	the	the	DET
cet-13750	37	27	whole	whole	ADJ
cet-13750	37	28	network	network	NOUN
cet-13750	37	29	has	have	AUX
cet-13750	37	30	been	be	AUX
cet-13750	37	31	identified	identify	VERB
cet-13750	37	32	.	.	PUNCT
cet-13750	38	1	the	the	DET
cet-13750	38	2	sub	sub	NOUN
cet-13750	38	3	-	-	NOUN
cet-13750	38	4	section	section	NOUN
cet-13750	38	5	is	be	AUX
cet-13750	38	6	a	a	DET
cet-13750	38	7	representation	representation	NOUN
cet-13750	38	8	of	of	ADP
cet-13750	38	9	the	the	DET
cet-13750	38	10	user	user	NOUN
cet-13750	38	11	profile	profile	NOUN
cet-13750	38	12	category	category	NOUN
cet-13750	38	13	for	for	ADP
cet-13750	38	14	the	the	DET
cet-13750	38	15	total	total	ADJ
cet-13750	38	16	network	network	NOUN
cet-13750	38	17	considered	consider	VERB
cet-13750	38	18	.	.	PUNCT
cet-13750	39	1	the	the	DET
cet-13750	39	2	profile	profile	NOUN
cet-13750	39	3	classification	classification	NOUN
cet-13750	39	4	is	be	AUX
cet-13750	39	5	shown	show	VERB
cet-13750	39	6	in	in	ADP
cet-13750	39	7	figure	figure	NOUN
cet-13750	39	8	2	2	NUM
cet-13750	39	9	.	.	PUNCT
cet-13750	40	1	the	the	DET
cet-13750	40	2	individual	individual	ADJ
cet-13750	40	3	user	user	NOUN
cet-13750	40	4	consumption	consumption	NOUN
cet-13750	40	5	is	be	AUX
cet-13750	40	6	masked	mask	VERB
cet-13750	40	7	,	,	PUNCT
cet-13750	40	8	and	and	CCONJ
cet-13750	40	9	a	a	DET
cet-13750	40	10	profile	profile	NOUN
cet-13750	40	11	range	range	NOUN
cet-13750	40	12	shows	show	VERB
cet-13750	40	13	a	a	DET
cet-13750	40	14	representation	representation	NOUN
cet-13750	40	15	of	of	ADP
cet-13750	40	16	annual	annual	ADJ
cet-13750	40	17	demand	demand	NOUN
cet-13750	40	18	in	in	ADP
cet-13750	40	19	volume	volume	NOUN
cet-13750	40	20	(	(	PUNCT
cet-13750	40	21	sm3	sm3	X
cet-13750	40	22	/	/	SYM
cet-13750	40	23	y	y	NOUN
cet-13750	40	24	)	)	PUNCT
cet-13750	40	25	.	.	PUNCT
cet-13750	41	1	the	the	DET
cet-13750	41	2	user	user	NOUN
cet-13750	41	3	profile	profile	PROPN
cet-13750	41	4	variation	variation	NOUN
cet-13750	41	5	is	be	AUX
cet-13750	41	6	based	base	VERB
cet-13750	41	7	68	68	NUM
cet-13750	41	8	on	on	ADP
cet-13750	41	9	the	the	DET
cet-13750	41	10	type	type	NOUN
cet-13750	41	11	of	of	ADP
cet-13750	41	12	consumption	consumption	NOUN
cet-13750	41	13	.	.	PUNCT
cet-13750	42	1	unlike	unlike	ADP
cet-13750	42	2	other	other	ADJ
cet-13750	42	3	common	common	ADJ
cet-13750	42	4	european	european	ADJ
cet-13750	42	5	–	–	PUNCT
cet-13750	42	6	italian	italian	ADJ
cet-13750	42	7	scenarios	scenario	NOUN
cet-13750	42	8	,	,	PUNCT
cet-13750	42	9	the	the	DET
cet-13750	42	10	usage	usage	NOUN
cet-13750	42	11	of	of	ADP
cet-13750	42	12	gas	gas	NOUN
cet-13750	42	13	is	be	AUX
cet-13750	42	14	classified	classify	VERB
cet-13750	42	15	for	for	ADP
cet-13750	42	16	space	space	NOUN
cet-13750	42	17	heating	heating	NOUN
cet-13750	42	18	(	(	PUNCT
cet-13750	42	19	sh	sh	PROPN
cet-13750	42	20	)	)	PUNCT
cet-13750	42	21	,	,	PUNCT
cet-13750	42	22	hot	hot	ADJ
cet-13750	42	23	water	water	NOUN
cet-13750	42	24	(	(	PUNCT
cet-13750	42	25	hw	hw	NOUN
cet-13750	42	26	)	)	PUNCT
cet-13750	42	27	,	,	PUNCT
cet-13750	42	28	cooking	cooking	NOUN
cet-13750	42	29	,	,	PUNCT
cet-13750	42	30	and	and	CCONJ
cet-13750	42	31	other	other	ADJ
cet-13750	42	32	applications	application	NOUN
cet-13750	42	33	.	.	PUNCT
cet-13750	43	1	figure	figure	NOUN
cet-13750	43	2	2	2	NUM
cet-13750	43	3	:	:	PUNCT
cet-13750	43	4	gas	gas	NOUN
cet-13750	43	5	demand	demand	NOUN
cet-13750	43	6	profile	profile	NOUN
cet-13750	43	7	for	for	ADP
cet-13750	43	8	the	the	DET
cet-13750	43	9	network	network	NOUN
cet-13750	43	10	subsection	subsection	NOUN
cet-13750	43	11	in	in	ADP
cet-13750	43	12	figure	figure	NOUN
cet-13750	43	13	3	3	NUM
cet-13750	43	14	the	the	DET
cet-13750	43	15	end	end	NOUN
cet-13750	43	16	-	-	PUNCT
cet-13750	43	17	user	user	NOUN
cet-13750	43	18	application	application	NOUN
cet-13750	43	19	for	for	ADP
cet-13750	43	20	the	the	DET
cet-13750	43	21	network	network	NOUN
cet-13750	43	22	subsection	subsection	NOUN
cet-13750	43	23	considered	consider	VERB
cet-13750	43	24	is	be	AUX
cet-13750	43	25	depicted	depict	VERB
cet-13750	43	26	.	.	PUNCT
cet-13750	44	1	most	most	ADJ
cet-13750	44	2	of	of	ADP
cet-13750	44	3	the	the	DET
cet-13750	44	4	users	user	NOUN
cet-13750	44	5	(	(	PUNCT
cet-13750	44	6	68	68	NUM
cet-13750	44	7	%	%	NOUN
cet-13750	44	8	)	)	PUNCT
cet-13750	44	9	use	use	VERB
cet-13750	44	10	ng	ng	PROPN
cet-13750	44	11	for	for	ADP
cet-13750	44	12	all	all	DET
cet-13750	44	13	three	three	NUM
cet-13750	44	14	applications	application	NOUN
cet-13750	44	15	of	of	ADP
cet-13750	44	16	sh	sh	PROPN
cet-13750	44	17	,	,	PUNCT
cet-13750	44	18	hw	hw	NOUN
cet-13750	44	19	,	,	PUNCT
cet-13750	44	20	and	and	CCONJ
cet-13750	44	21	cooking	cooking	NOUN
cet-13750	44	22	,	,	PUNCT
cet-13750	44	23	while	while	SCONJ
cet-13750	44	24	18	18	NUM
cet-13750	44	25	%	%	NOUN
cet-13750	44	26	use	use	VERB
cet-13750	44	27	it	it	PRON
cet-13750	44	28	only	only	ADV
cet-13750	44	29	for	for	ADP
cet-13750	44	30	cooking	cooking	NOUN
cet-13750	44	31	and	and	CCONJ
cet-13750	44	32	hw	hw	NOUN
cet-13750	44	33	while	while	SCONJ
cet-13750	44	34	10	10	NUM
cet-13750	44	35	%	%	NOUN
cet-13750	44	36	of	of	ADP
cet-13750	44	37	consumers	consumer	NOUN
cet-13750	44	38	are	be	AUX
cet-13750	44	39	just	just	ADV
cet-13750	44	40	for	for	ADP
cet-13750	44	41	cooking	cooking	NOUN
cet-13750	44	42	purposes	purpose	NOUN
cet-13750	44	43	.	.	PUNCT
cet-13750	45	1	sicily	sicily	ADV
cet-13750	45	2	,	,	PUNCT
cet-13750	45	3	having	have	VERB
cet-13750	45	4	a	a	DET
cet-13750	45	5	mediterranean	mediterranean	ADJ
cet-13750	45	6	climate	climate	NOUN
cet-13750	45	7	,	,	PUNCT
cet-13750	45	8	does	do	AUX
cet-13750	45	9	not	not	PART
cet-13750	45	10	experience	experience	VERB
cet-13750	45	11	very	very	ADV
cet-13750	45	12	cold	cold	ADJ
cet-13750	45	13	winters	winter	NOUN
cet-13750	45	14	which	which	PRON
cet-13750	45	15	makes	make	VERB
cet-13750	45	16	more	more	ADJ
cet-13750	45	17	than	than	ADP
cet-13750	45	18	a	a	DET
cet-13750	45	19	quarter	quarter	NOUN
cet-13750	45	20	of	of	ADP
cet-13750	45	21	customers	customer	NOUN
cet-13750	45	22	exclude	exclude	VERB
cet-13750	45	23	the	the	DET
cet-13750	45	24	usage	usage	NOUN
cet-13750	45	25	of	of	ADP
cet-13750	45	26	space	space	NOUN
cet-13750	45	27	heating	heating	NOUN
cet-13750	45	28	.	.	PUNCT
cet-13750	46	1	the	the	DET
cet-13750	46	2	change	change	NOUN
cet-13750	46	3	in	in	ADP
cet-13750	46	4	public	public	ADJ
cet-13750	46	5	attitude	attitude	NOUN
cet-13750	46	6	to	to	PART
cet-13750	46	7	rely	rely	VERB
cet-13750	46	8	on	on	ADP
cet-13750	46	9	more	more	ADV
cet-13750	46	10	efficient	efficient	ADJ
cet-13750	46	11	electric	electric	ADJ
cet-13750	46	12	heating	heating	NOUN
cet-13750	46	13	is	be	AUX
cet-13750	46	14	also	also	ADV
cet-13750	46	15	another	another	DET
cet-13750	46	16	driving	drive	VERB
cet-13750	46	17	force	force	NOUN
cet-13750	46	18	in	in	ADP
cet-13750	46	19	this	this	DET
cet-13750	46	20	scenario	scenario	NOUN
cet-13750	46	21	.	.	PUNCT
cet-13750	47	1	figure	figure	VERB
cet-13750	47	2	3	3	NUM
cet-13750	47	3	:	:	PUNCT
cet-13750	47	4	end	end	NOUN
cet-13750	47	5	-	-	PUNCT
cet-13750	47	6	user	user	NOUN
cet-13750	47	7	typology	typology	NOUN
cet-13750	47	8	for	for	ADP
cet-13750	47	9	the	the	DET
cet-13750	47	10	network	network	NOUN
cet-13750	47	11	subsection	subsection	NOUN
cet-13750	47	12	3.2	3.2	NUM
cet-13750	47	13	materials	material	NOUN
cet-13750	47	14	study	study	NOUN
cet-13750	47	15	using	use	VERB
cet-13750	47	16	the	the	DET
cet-13750	47	17	existing	exist	VERB
cet-13750	47	18	pipeline	pipeline	NOUN
cet-13750	47	19	,	,	PUNCT
cet-13750	47	20	the	the	DET
cet-13750	47	21	steel	steel	NOUN
cet-13750	47	22	used	use	VERB
cet-13750	47	23	is	be	AUX
cet-13750	47	24	not	not	PART
cet-13750	47	25	chemically	chemically	ADV
cet-13750	47	26	inert	inert	ADJ
cet-13750	47	27	to	to	ADP
cet-13750	47	28	ng	ng	PROPN
cet-13750	47	29	-	-	PUNCT
cet-13750	47	30	h2	h2	NOUN
cet-13750	47	31	mixture	mixture	NOUN
cet-13750	47	32	.	.	PUNCT
cet-13750	48	1	he	he	PRON
cet-13750	48	2	and	and	CCONJ
cet-13750	48	3	maximum	maximum	ADJ
cet-13750	48	4	operating	operating	NOUN
cet-13750	48	5	pressure	pressure	NOUN
cet-13750	48	6	(	(	PUNCT
cet-13750	48	7	mop	mop	PROPN
cet-13750	48	8	)	)	PUNCT
cet-13750	48	9	are	be	AUX
cet-13750	48	10	two	two	NUM
cet-13750	48	11	main	main	ADJ
cet-13750	48	12	material	material	NOUN
cet-13750	48	13	-	-	PUNCT
cet-13750	48	14	related	relate	VERB
cet-13750	48	15	limitations	limitation	NOUN
cet-13750	48	16	in	in	ADP
cet-13750	48	17	h2	h2	PROPN
cet-13750	48	18	-	-	PUNCT
cet-13750	48	19	ng	ng	PROPN
cet-13750	48	20	blending	blending	NOUN
cet-13750	48	21	.	.	PUNCT
cet-13750	49	1	appropriate	appropriate	ADJ
cet-13750	49	2	grade	grade	NOUN
cet-13750	49	3	of	of	ADP
cet-13750	49	4	steel	steel	NOUN
cet-13750	49	5	is	be	AUX
cet-13750	49	6	critical	critical	ADJ
cet-13750	49	7	for	for	ADP
cet-13750	49	8	prolonged	prolonged	ADJ
cet-13750	49	9	existence	existence	NOUN
cet-13750	49	10	of	of	ADP
cet-13750	49	11	pipelines	pipeline	NOUN
cet-13750	49	12	.	.	PUNCT
cet-13750	50	1	the	the	PRON
cet-13750	50	2	harder	hard	ADJ
cet-13750	50	3	the	the	DET
cet-13750	50	4	steel	steel	NOUN
cet-13750	50	5	and	and	CCONJ
cet-13750	50	6	the	the	DET
cet-13750	50	7	rougher	rougher	ADJ
cet-13750	50	8	its	its	PRON
cet-13750	50	9	surface	surface	NOUN
cet-13750	50	10	,	,	PUNCT
cet-13750	50	11	the	the	DET
cet-13750	50	12	more	more	ADV
cet-13750	50	13	susceptible	susceptible	ADJ
cet-13750	50	14	is	be	AUX
cet-13750	50	15	to	to	ADP
cet-13750	50	16	he	he	PRON
cet-13750	50	17	.	.	PUNCT
cet-13750	51	1	this	this	DET
cet-13750	51	2	process	process	NOUN
cet-13750	51	3	occurs	occur	VERB
cet-13750	51	4	when	when	SCONJ
cet-13750	51	5	hydrogen	hydrogen	NOUN
cet-13750	51	6	atoms	atom	NOUN
cet-13750	51	7	formed	form	VERB
cet-13750	51	8	on	on	ADP
cet-13750	51	9	the	the	DET
cet-13750	51	10	metal	metal	NOUN
cet-13750	51	11	’s	’s	PART
cet-13750	51	12	surface	surface	NOUN
cet-13750	51	13	starts	start	VERB
cet-13750	51	14	diffusing	diffuse	VERB
cet-13750	51	15	into	into	ADP
cet-13750	51	16	the	the	DET
cet-13750	51	17	metal	metal	NOUN
cet-13750	51	18	lattice	lattice	NOUN
cet-13750	51	19	,	,	PUNCT
cet-13750	51	20	instead	instead	ADV
cet-13750	51	21	of	of	ADP
cet-13750	51	22	forming	form	VERB
cet-13750	51	23	h2	h2	NOUN
cet-13750	51	24	molecules	molecule	NOUN
cet-13750	51	25	on	on	ADP
cet-13750	51	26	the	the	DET
cet-13750	51	27	material	material	NOUN
cet-13750	51	28	’s	’s	PART
cet-13750	51	29	surface	surface	NOUN
cet-13750	51	30	.	.	PUNCT
cet-13750	52	1	the	the	DET
cet-13750	52	2	h	h	NOUN
cet-13750	52	3	-	-	PUNCT
cet-13750	52	4	atoms	atom	NOUN
cet-13750	52	5	will	will	AUX
cet-13750	52	6	then	then	ADV
cet-13750	52	7	recombine	recombine	VERB
cet-13750	52	8	with	with	ADP
cet-13750	52	9	molecules	molecule	NOUN
cet-13750	52	10	inside	inside	ADP
cet-13750	52	11	the	the	DET
cet-13750	52	12	material	material	NOUN
cet-13750	52	13	,	,	PUNCT
cet-13750	52	14	resulting	result	VERB
cet-13750	52	15	in	in	ADP
cet-13750	52	16	gas	gas	NOUN
cet-13750	52	17	bubbles	bubble	NOUN
cet-13750	52	18	or	or	CCONJ
cet-13750	52	19	material	material	NOUN
cet-13750	52	20	separation	separation	NOUN
cet-13750	52	21	(	(	PUNCT
cet-13750	52	22	cracking	cracking	NOUN
cet-13750	52	23	)	)	PUNCT
cet-13750	52	24	leading	lead	VERB
cet-13750	52	25	to	to	ADP
cet-13750	52	26	embrittlement	embrittlement	NOUN
cet-13750	52	27	.	.	PUNCT
cet-13750	53	1	defects	defect	NOUN
cet-13750	53	2	in	in	ADP
cet-13750	53	3	crystal	crystal	NOUN
cet-13750	53	4	lattice	lattice	PROPN
cet-13750	53	5	are	be	AUX
cet-13750	53	6	locations	location	NOUN
cet-13750	53	7	with	with	ADP
cet-13750	53	8	high	high	ADJ
cet-13750	53	9	mechanical	mechanical	ADJ
cet-13750	53	10	stresses	stress	NOUN
cet-13750	53	11	,	,	PUNCT
cet-13750	53	12	they	they	PRON
cet-13750	53	13	are	be	AUX
cet-13750	53	14	more	more	ADV
cet-13750	53	15	vulnerable	vulnerable	ADJ
cet-13750	53	16	to	to	ADP
cet-13750	53	17	he	he	PRON
cet-13750	53	18	and	and	CCONJ
cet-13750	53	19	hydrogen	hydrogen	NOUN
cet-13750	53	20	-	-	PUNCT
cet-13750	53	21	induced	induce	VERB
cet-13750	53	22	cracking	cracking	NOUN
cet-13750	53	23	.	.	PUNCT
cet-13750	54	1	carbon	carbon	NOUN
cet-13750	54	2	steels	steel	NOUN
cet-13750	54	3	display	display	NOUN
cet-13750	54	4	reduced	reduce	VERB
cet-13750	54	5	fracture	fracture	NOUN
cet-13750	54	6	resistance	resistance	NOUN
cet-13750	54	7	and	and	CCONJ
cet-13750	54	8	accelerate	accelerate	VERB
cet-13750	54	9	crack	crack	VERB
cet-13750	54	10	propagation	propagation	NOUN
cet-13750	54	11	even	even	ADV
cet-13750	54	12	at	at	ADP
cet-13750	54	13	low	low	ADJ
cet-13750	54	14	partial	partial	ADJ
cet-13750	54	15	pressure	pressure	NOUN
cet-13750	54	16	.	.	PUNCT
cet-13750	55	1	in	in	ADP
cet-13750	55	2	the	the	DET
cet-13750	55	3	case	case	NOUN
cet-13750	55	4	study	study	NOUN
cet-13750	55	5	considered	consider	VERB
cet-13750	55	6	here	here	ADV
cet-13750	55	7	,	,	PUNCT
cet-13750	55	8	the	the	DET
cet-13750	55	9	material	material	NOUN
cet-13750	55	10	used	use	VERB
cet-13750	55	11	is	be	AUX
cet-13750	55	12	,	,	PUNCT
cet-13750	55	13	predominantly	predominantly	ADV
cet-13750	55	14	,	,	PUNCT
cet-13750	55	15	l245	l245	PROPN
cet-13750	55	16	-	-	PUNCT
cet-13750	55	17	grade	grade	NOUN
cet-13750	55	18	steel	steel	NOUN
cet-13750	55	19	.	.	PUNCT
cet-13750	56	1	general	general	ADJ
cet-13750	56	2	corrosion	corrosion	PROPN
cet-13750	56	3	appeared	appear	VERB
cet-13750	56	4	on	on	ADP
cet-13750	56	5	the	the	DET
cet-13750	56	6	l245	l245	PROPN
cet-13750	56	7	steel	steel	NOUN
cet-13750	56	8	surface	surface	NOUN
cet-13750	56	9	in	in	ADP
cet-13750	56	10	h2s	h2s	PROPN
cet-13750	56	11	saturated	saturate	VERB
cet-13750	56	12	stratum	stratum	NOUN
cet-13750	56	13	water	water	NOUN
cet-13750	56	14	,	,	PUNCT
cet-13750	56	15	only	only	ADV
cet-13750	56	16	at	at	ADP
cet-13750	56	17	75	75	NUM
cet-13750	56	18	°	°	NOUN
cet-13750	56	19	c	c	NOUN
cet-13750	56	20	temperatures	temperature	NOUN
cet-13750	56	21	which	which	PRON
cet-13750	56	22	makes	make	VERB
cet-13750	56	23	the	the	DET
cet-13750	56	24	material	material	NOUN
cet-13750	56	25	suitable	suitable	ADJ
cet-13750	56	26	for	for	ADP
cet-13750	56	27	h2	h2	PROPN
cet-13750	56	28	-	-	PUNCT
cet-13750	56	29	ng	ng	PROPN
cet-13750	56	30	transportation	transportation	PROPN
cet-13750	56	31	(	(	PUNCT
cet-13750	56	32	han	han	PROPN
cet-13750	56	33	et	et	PROPN
cet-13750	56	34	al	al	PROPN
cet-13750	56	35	.	.	PROPN
cet-13750	56	36	,	,	PUNCT
cet-13750	56	37	2016	2016	NUM
cet-13750	56	38	)	)	PUNCT
cet-13750	56	39	.	.	PUNCT
cet-13750	57	1	the	the	DET
cet-13750	57	2	maximum	maximum	ADJ
cet-13750	57	3	pressure	pressure	NOUN
cet-13750	57	4	that	that	PRON
cet-13750	57	5	the	the	DET
cet-13750	57	6	pipeline	pipeline	NOUN
cet-13750	57	7	can	can	AUX
cet-13750	57	8	withstand	withstand	VERB
cet-13750	57	9	is	be	AUX
cet-13750	57	10	plotted	plot	VERB
cet-13750	57	11	against	against	ADP
cet-13750	57	12	different	different	ADJ
cet-13750	57	13	safety	safety	NOUN
cet-13750	57	14	factor	factor	NOUN
cet-13750	57	15	(	(	PUNCT
cet-13750	57	16	sf	sf	PROPN
cet-13750	57	17	)	)	PUNCT
cet-13750	57	18	depending	depend	VERB
cet-13750	57	19	on	on	ADP
cet-13750	57	20	the	the	DET
cet-13750	57	21	environment	environment	NOUN
cet-13750	57	22	,	,	PUNCT
cet-13750	57	23	pipeline	pipeline	NOUN
cet-13750	57	24	operating	operating	NOUN
cet-13750	57	25	conditions	condition	NOUN
cet-13750	57	26	,	,	PUNCT
cet-13750	57	27	material	material	NOUN
cet-13750	57	28	,	,	PUNCT
cet-13750	57	29	and	and	CCONJ
cet-13750	57	30	design	design	NOUN
cet-13750	57	31	considerations	consideration	NOUN
cet-13750	57	32	as	as	ADP
cet-13750	57	33	in	in	ADP
cet-13750	57	34	eq	eq	NOUN
cet-13750	57	35	(	(	PUNCT
cet-13750	57	36	1	1	NUM
cet-13750	57	37	)	)	PUNCT
cet-13750	57	38	,	,	PUNCT
cet-13750	57	39	𝑃𝑚𝑎𝑥	𝑃𝑚𝑎𝑥	PROPN
cet-13750	57	40	=	=	SYM
cet-13750	57	41	2𝜎𝑚𝑖𝑛𝑠	2𝜎𝑚𝑖𝑛𝑠	NUM
cet-13750	57	42	𝑑0𝑆𝐹	𝑑0𝑆𝐹	PROPN
cet-13750	57	43	(	(	PUNCT
cet-13750	57	44	1	1	NUM
cet-13750	57	45	)	)	PUNCT
cet-13750	57	46	where	where	SCONJ
cet-13750	57	47	𝑃𝑚𝑎𝑥	𝑃𝑚𝑎𝑥	PROPN
cet-13750	57	48	is	be	AUX
cet-13750	57	49	the	the	DET
cet-13750	57	50	maximum	maximum	ADJ
cet-13750	57	51	internal	internal	ADJ
cet-13750	57	52	pressure	pressure	NOUN
cet-13750	57	53	,	,	PUNCT
cet-13750	57	54	𝜎𝑚𝑖𝑛	𝜎𝑚𝑖𝑛	NOUN
cet-13750	57	55	is	be	AUX
cet-13750	57	56	specified	specify	VERB
cet-13750	57	57	minimum	minimum	ADJ
cet-13750	57	58	yield	yield	NOUN
cet-13750	57	59	strength	strength	NOUN
cet-13750	57	60	(	(	PUNCT
cet-13750	57	61	syms	syms	PROPN
cet-13750	57	62	)	)	PUNCT
cet-13750	57	63	of	of	ADP
cet-13750	57	64	the	the	DET
cet-13750	57	65	pipe	pipe	NOUN
cet-13750	57	66	,	,	PUNCT
cet-13750	57	67	𝑠	𝑠	PROPN
cet-13750	57	68	is	be	AUX
cet-13750	57	69	the	the	DET
cet-13750	57	70	wall	wall	NOUN
cet-13750	57	71	thickness	thickness	NOUN
cet-13750	57	72	and	and	CCONJ
cet-13750	57	73	𝑑0	𝑑0	NOUN
cet-13750	57	74	is	be	AUX
cet-13750	57	75	the	the	DET
cet-13750	57	76	outer	outer	ADJ
cet-13750	57	77	diameter	diameter	NOUN
cet-13750	57	78	.	.	PUNCT
cet-13750	58	1	the	the	DET
cet-13750	58	2	case	case	NOUN
cet-13750	58	3	study	study	NOUN
cet-13750	58	4	considered	consider	VERB
cet-13750	58	5	here	here	ADV
cet-13750	58	6	has	have	VERB
cet-13750	58	7	pipes	pipe	NOUN
cet-13750	58	8	of	of	ADP
cet-13750	58	9	two	two	NUM
cet-13750	58	10	different	different	ADJ
cet-13750	58	11	outer	outer	ADJ
cet-13750	58	12	diameters	diameter	NOUN
cet-13750	58	13	based	base	VERB
cet-13750	58	14	on	on	ADP
cet-13750	58	15	gas	gas	NOUN
cet-13750	58	16	pressure	pressure	NOUN
cet-13750	58	17	limits	limit	NOUN
cet-13750	58	18	classified	classify	VERB
cet-13750	58	19	by	by	ADP
cet-13750	58	20	uni	uni	PROPN
cet-13750	58	21	cig	cig	PROPN
cet-13750	58	22	9165:2020	9165:2020	NUM
cet-13750	58	23	and	and	CCONJ
cet-13750	58	24	the	the	DET
cet-13750	58	25	(	(	PUNCT
cet-13750	58	26	specie	specie	NOUN
cet-13750	58	27	vi	vi	NOUN
cet-13750	58	28	)	)	PUNCT
cet-13750	58	29	mp	mp	NOUN
cet-13750	58	30	ranges	range	VERB
cet-13750	58	31	as	as	ADP
cet-13750	58	32	100	100	NUM
cet-13750	58	33	mm	mm	NOUN
cet-13750	58	34	and	and	CCONJ
cet-13750	58	35	150	150	NUM
cet-13750	58	36	mm	mm	NOUN
cet-13750	58	37	.	.	PUNCT
cet-13750	59	1	in	in	ADP
cet-13750	59	2	figure	figure	NOUN
cet-13750	59	3	4	4	NUM
cet-13750	59	4	,	,	PUNCT
cet-13750	59	5	for	for	ADP
cet-13750	59	6	the	the	DET
cet-13750	59	7	two	two	NUM
cet-13750	59	8	different	different	ADJ
cet-13750	59	9	outer	outer	ADJ
cet-13750	59	10	diameters	diameter	NOUN
cet-13750	59	11	of	of	ADP
cet-13750	59	12	the	the	DET
cet-13750	59	13	existing	exist	VERB
cet-13750	59	14	infrastructure	infrastructure	NOUN
cet-13750	59	15	,	,	PUNCT
cet-13750	59	16	the	the	DET
cet-13750	59	17	plot	plot	NOUN
cet-13750	59	18	sh	sh	PROPN
cet-13750	59	19	,	,	PUNCT
cet-13750	59	20	cooking	cooking	NOUN
cet-13750	59	21	&	&	CCONJ
cet-13750	59	22	hw	hw	PROPN
cet-13750	59	23	68	68	NUM
cet-13750	59	24	%	%	NOUN
cet-13750	59	25	cooking	cooking	NOUN
cet-13750	59	26	and	and	CCONJ
cet-13750	59	27	hw	hw	AUX
cet-13750	59	28	18	18	NUM
cet-13750	59	29	%	%	NOUN
cet-13750	59	30	cooking	cook	VERB
cet-13750	59	31	10	10	NUM
cet-13750	59	32	%	%	NOUN
cet-13750	59	33	others	other	NOUN
cet-13750	59	34	4	4	NUM
cet-13750	59	35	%	%	NOUN
cet-13750	59	36	sh	sh	NOUN
cet-13750	59	37	,	,	PUNCT
cet-13750	59	38	cooking	cooking	NOUN
cet-13750	59	39	&	&	CCONJ
cet-13750	59	40	hw	hw	AUX
cet-13750	59	41	cooking	cook	VERB
cet-13750	59	42	and	and	CCONJ
cet-13750	59	43	hw	hw	AUX
cet-13750	59	44	cooking	cook	VERB
cet-13750	59	45	others	other	NOUN
cet-13750	59	46	69	69	NUM
cet-13750	59	47	shows	show	VERB
cet-13750	59	48	the	the	DET
cet-13750	59	49	variation	variation	NOUN
cet-13750	59	50	of	of	ADP
cet-13750	59	51	the	the	DET
cet-13750	59	52	maximum	maximum	ADJ
cet-13750	59	53	internal	internal	ADJ
cet-13750	59	54	pressure	pressure	NOUN
cet-13750	59	55	according	accord	VERB
cet-13750	59	56	to	to	ADP
cet-13750	59	57	eq	eq	NOUN
cet-13750	59	58	(	(	PUNCT
cet-13750	59	59	1	1	NUM
cet-13750	59	60	)	)	PUNCT
cet-13750	59	61	for	for	ADP
cet-13750	59	62	increasing	increase	VERB
cet-13750	59	63	safety	safety	NOUN
cet-13750	59	64	factor	factor	NOUN
cet-13750	59	65	.	.	PUNCT
cet-13750	60	1	all	all	DET
cet-13750	60	2	the	the	DET
cet-13750	60	3	pressure	pressure	NOUN
cet-13750	60	4	values	value	NOUN
cet-13750	60	5	are	be	AUX
cet-13750	60	6	much	much	ADV
cet-13750	60	7	greater	great	ADJ
cet-13750	60	8	than	than	ADP
cet-13750	60	9	the	the	DET
cet-13750	60	10	values	value	NOUN
cet-13750	60	11	usually	usually	ADV
cet-13750	60	12	encountered	encounter	VERB
cet-13750	60	13	in	in	ADP
cet-13750	60	14	the	the	DET
cet-13750	60	15	test	test	NOUN
cet-13750	60	16	subsection	subsection	NOUN
cet-13750	60	17	of	of	ADP
cet-13750	60	18	the	the	DET
cet-13750	60	19	network	network	NOUN
cet-13750	60	20	(	(	PUNCT
cet-13750	60	21	maximum	maximum	ADJ
cet-13750	60	22	operating	operating	NOUN
cet-13750	60	23	pressure	pressure	NOUN
cet-13750	60	24	in	in	ADP
cet-13750	60	25	the	the	DET
cet-13750	60	26	network	network	NOUN
cet-13750	60	27	is	be	AUX
cet-13750	60	28	0.5	0.5	NUM
cet-13750	60	29	bar	bar	NOUN
cet-13750	60	30	)	)	PUNCT
cet-13750	60	31	.	.	PUNCT
cet-13750	61	1	so	so	ADV
cet-13750	61	2	,	,	PUNCT
cet-13750	61	3	the	the	DET
cet-13750	61	4	distribution	distribution	NOUN
cet-13750	61	5	side	side	NOUN
cet-13750	61	6	proves	prove	VERB
cet-13750	61	7	to	to	PART
cet-13750	61	8	be	be	AUX
cet-13750	61	9	less	less	ADV
cet-13750	61	10	sensitive	sensitive	ADJ
cet-13750	61	11	to	to	ADP
cet-13750	61	12	maximum	maximum	ADJ
cet-13750	61	13	pressure	pressure	NOUN
cet-13750	61	14	limits	limit	NOUN
cet-13750	61	15	based	base	VERB
cet-13750	61	16	on	on	ADP
cet-13750	61	17	the	the	DET
cet-13750	61	18	material	material	NOUN
cet-13750	61	19	.	.	PUNCT
cet-13750	62	1	figure	figure	VERB
cet-13750	62	2	4	4	NUM
cet-13750	62	3	:	:	PUNCT
cet-13750	62	4	maximum	maximum	ADJ
cet-13750	62	5	pressure	pressure	NOUN
cet-13750	62	6	vs	vs	ADP
cet-13750	62	7	safety	safety	NOUN
cet-13750	62	8	factor	factor	NOUN
cet-13750	62	9	plot	plot	VERB
cet-13750	62	10	3.3	3.3	NUM
cet-13750	62	11	hydrogen	hydrogen	NOUN
cet-13750	62	12	embrittlement	embrittlement	NOUN
cet-13750	62	13	inhibitors	inhibitor	NOUN
cet-13750	62	14	he	he	PRON
cet-13750	62	15	is	be	AUX
cet-13750	62	16	one	one	NUM
cet-13750	62	17	of	of	ADP
cet-13750	62	18	the	the	DET
cet-13750	62	19	major	major	ADJ
cet-13750	62	20	materials	material	NOUN
cet-13750	62	21	-	-	PUNCT
cet-13750	62	22	related	relate	VERB
cet-13750	62	23	problems	problem	NOUN
cet-13750	62	24	,	,	PUNCT
cet-13750	62	25	posing	pose	VERB
cet-13750	62	26	challenges	challenge	NOUN
cet-13750	62	27	to	to	ADP
cet-13750	62	28	the	the	DET
cet-13750	62	29	transport	transport	NOUN
cet-13750	62	30	of	of	ADP
cet-13750	62	31	h2	h2	PROPN
cet-13750	62	32	-	-	PUNCT
cet-13750	62	33	ng	ng	PROPN
cet-13750	62	34	blend	blend	NOUN
cet-13750	62	35	.	.	PUNCT
cet-13750	63	1	he	he	PRON
cet-13750	63	2	has	have	AUX
cet-13750	63	3	been	be	AUX
cet-13750	63	4	studied	study	VERB
cet-13750	63	5	for	for	ADP
cet-13750	63	6	a	a	DET
cet-13750	63	7	long	long	ADJ
cet-13750	63	8	time	time	NOUN
cet-13750	63	9	as	as	ADP
cet-13750	63	10	a	a	DET
cet-13750	63	11	critical	critical	ADJ
cet-13750	63	12	aspect	aspect	NOUN
cet-13750	63	13	in	in	ADP
cet-13750	63	14	other	other	ADJ
cet-13750	63	15	applications	application	NOUN
cet-13750	63	16	in	in	ADP
cet-13750	63	17	oil	oil	NOUN
cet-13750	63	18	and	and	CCONJ
cet-13750	63	19	gas	gas	NOUN
cet-13750	63	20	sector	sector	NOUN
cet-13750	63	21	such	such	ADJ
cet-13750	63	22	as	as	ADP
cet-13750	63	23	handling	handle	VERB
cet-13750	63	24	sour	sour	ADJ
cet-13750	63	25	gas	gas	NOUN
cet-13750	63	26	,	,	PUNCT
cet-13750	63	27	with	with	ADP
cet-13750	63	28	up	up	ADP
cet-13750	63	29	to	to	PART
cet-13750	63	30	13	13	NUM
cet-13750	63	31	%	%	NOUN
cet-13750	63	32	h2	h2	NOUN
cet-13750	63	33	,	,	PUNCT
cet-13750	63	34	to	to	PART
cet-13750	63	35	safeguard	safeguard	VERB
cet-13750	63	36	pipeline	pipeline	NOUN
cet-13750	63	37	networks	network	NOUN
cet-13750	63	38	(	(	PUNCT
cet-13750	63	39	mottley	mottley	PROPN
cet-13750	63	40	&	&	CCONJ
cet-13750	63	41	pfister	pfister	PROPN
cet-13750	63	42	,	,	PUNCT
cet-13750	63	43	1963	1963	NUM
cet-13750	63	44	)	)	PUNCT
cet-13750	63	45	.	.	PUNCT
cet-13750	64	1	the	the	DET
cet-13750	64	2	diffusion	diffusion	NOUN
cet-13750	64	3	of	of	ADP
cet-13750	64	4	h2	h2	NOUN
cet-13750	64	5	to	to	ADP
cet-13750	64	6	the	the	DET
cet-13750	64	7	crystal	crystal	PROPN
cet-13750	64	8	lattice	lattice	PROPN
cet-13750	64	9	occurs	occur	VERB
cet-13750	64	10	in	in	ADP
cet-13750	64	11	two	two	NUM
cet-13750	64	12	ways	way	NOUN
cet-13750	64	13	:	:	PUNCT
cet-13750	64	14	at	at	ADP
cet-13750	64	15	higher	high	ADJ
cet-13750	64	16	temperatures	temperature	NOUN
cet-13750	64	17	h2	h2	NOUN
cet-13750	64	18	in	in	ADP
cet-13750	64	19	a	a	DET
cet-13750	64	20	combined	combine	VERB
cet-13750	64	21	state	state	NOUN
cet-13750	64	22	reacts	react	NOUN
cet-13750	64	23	with	with	ADP
cet-13750	64	24	the	the	DET
cet-13750	64	25	surface	surface	NOUN
cet-13750	64	26	carbon	carbon	NOUN
cet-13750	64	27	present	present	ADJ
cet-13750	64	28	in	in	ADP
cet-13750	64	29	steel	steel	NOUN
cet-13750	64	30	to	to	PART
cet-13750	64	31	form	form	VERB
cet-13750	64	32	methane	methane	NOUN
cet-13750	64	33	and	and	CCONJ
cet-13750	64	34	leaves	leave	VERB
cet-13750	64	35	microcavities	microcavitie	NOUN
cet-13750	64	36	as	as	ADP
cet-13750	64	37	a	a	DET
cet-13750	64	38	result	result	NOUN
cet-13750	64	39	.	.	PUNCT
cet-13750	65	1	this	this	DET
cet-13750	65	2	diffusion	diffusion	NOUN
cet-13750	65	3	of	of	ADP
cet-13750	65	4	h2	h2	NOUN
cet-13750	65	5	is	be	AUX
cet-13750	65	6	reversible	reversible	ADJ
cet-13750	65	7	if	if	SCONJ
cet-13750	65	8	microcavities	microcavitie	NOUN
cet-13750	65	9	are	be	AUX
cet-13750	65	10	not	not	PART
cet-13750	65	11	formed	form	VERB
cet-13750	65	12	.	.	PUNCT
cet-13750	66	1	the	the	DET
cet-13750	66	2	phenomenon	phenomenon	NOUN
cet-13750	66	3	is	be	AUX
cet-13750	66	4	called	call	VERB
cet-13750	66	5	a	a	DET
cet-13750	66	6	“	"	PUNCT
cet-13750	66	7	hydrogen	hydrogen	NOUN
cet-13750	66	8	attack	attack	NOUN
cet-13750	66	9	”	"	PUNCT
cet-13750	66	10	.	.	PUNCT
cet-13750	67	1	he	he	PRON
cet-13750	67	2	occurs	occur	VERB
cet-13750	67	3	at	at	ADP
cet-13750	67	4	close	close	ADV
cet-13750	67	5	to	to	ADP
cet-13750	67	6	ambient	ambient	ADJ
cet-13750	67	7	temperature	temperature	NOUN
cet-13750	67	8	leading	lead	VERB
cet-13750	67	9	to	to	ADP
cet-13750	67	10	diffusion	diffusion	NOUN
cet-13750	67	11	of	of	ADP
cet-13750	67	12	h2	h2	NOUN
cet-13750	67	13	to	to	ADP
cet-13750	67	14	the	the	DET
cet-13750	67	15	lattice	lattice	NOUN
cet-13750	67	16	of	of	ADP
cet-13750	67	17	steel	steel	NOUN
cet-13750	67	18	and	and	CCONJ
cet-13750	67	19	leading	lead	VERB
cet-13750	67	20	to	to	ADP
cet-13750	67	21	mechanical	mechanical	ADJ
cet-13750	67	22	properties	property	NOUN
cet-13750	67	23	derating	derate	VERB
cet-13750	67	24	causing	cause	VERB
cet-13750	67	25	deformation	deformation	NOUN
cet-13750	67	26	due	due	ADP
cet-13750	67	27	to	to	ADP
cet-13750	67	28	stress	stress	NOUN
cet-13750	67	29	concentration	concentration	NOUN
cet-13750	67	30	or	or	CCONJ
cet-13750	67	31	fatigue	fatigue	NOUN
cet-13750	67	32	in	in	ADP
cet-13750	67	33	pre	pre	ADJ
cet-13750	67	34	-	-	ADJ
cet-13750	67	35	existing	existing	ADJ
cet-13750	67	36	defects	defect	NOUN
cet-13750	67	37	or	or	CCONJ
cet-13750	67	38	plastic	plastic	NOUN
cet-13750	67	39	deformations	deformation	NOUN
cet-13750	67	40	(	(	PUNCT
cet-13750	67	41	barthélémy	barthélémy	NOUN
cet-13750	67	42	,	,	PUNCT
cet-13750	67	43	2007	2007	NUM
cet-13750	67	44	)	)	PUNCT
cet-13750	67	45	.	.	PUNCT
cet-13750	68	1	the	the	DET
cet-13750	68	2	use	use	NOUN
cet-13750	68	3	of	of	ADP
cet-13750	68	4	gaseous	gaseous	ADJ
cet-13750	68	5	inhibitors	inhibitor	NOUN
cet-13750	68	6	is	be	AUX
cet-13750	68	7	a	a	DET
cet-13750	68	8	possible	possible	ADJ
cet-13750	68	9	solution	solution	NOUN
cet-13750	68	10	for	for	ADP
cet-13750	68	11	existing	exist	VERB
cet-13750	68	12	pipelines	pipeline	NOUN
cet-13750	68	13	;	;	PUNCT
cet-13750	68	14	the	the	DET
cet-13750	68	15	effect	effect	NOUN
cet-13750	68	16	of	of	ADP
cet-13750	68	17	microstructure	microstructure	NOUN
cet-13750	68	18	is	be	AUX
cet-13750	68	19	discussed	discuss	VERB
cet-13750	68	20	further	far	ADV
cet-13750	68	21	below	below	ADV
cet-13750	68	22	.	.	PUNCT
cet-13750	69	1	gaseous	gaseous	ADJ
cet-13750	69	2	inhibitors	inhibitor	NOUN
cet-13750	69	3	these	these	PRON
cet-13750	69	4	are	be	AUX
cet-13750	69	5	gases	gas	NOUN
cet-13750	69	6	blended	blend	VERB
cet-13750	69	7	along	along	ADP
cet-13750	69	8	with	with	ADP
cet-13750	69	9	the	the	DET
cet-13750	69	10	gas	gas	NOUN
cet-13750	69	11	mixture	mixture	NOUN
cet-13750	69	12	(	(	PUNCT
cet-13750	69	13	h2	h2	PROPN
cet-13750	69	14	-	-	PUNCT
cet-13750	69	15	ng	ng	NOUN
cet-13750	69	16	)	)	PUNCT
cet-13750	69	17	to	to	PART
cet-13750	69	18	prevent	prevent	VERB
cet-13750	69	19	the	the	DET
cet-13750	69	20	diffusion	diffusion	NOUN
cet-13750	69	21	of	of	ADP
cet-13750	69	22	h2	h2	NOUN
cet-13750	69	23	into	into	ADP
cet-13750	69	24	the	the	DET
cet-13750	69	25	surface	surface	NOUN
cet-13750	69	26	of	of	ADP
cet-13750	69	27	the	the	DET
cet-13750	69	28	pipe	pipe	NOUN
cet-13750	69	29	material	material	NOUN
cet-13750	69	30	and	and	CCONJ
cet-13750	69	31	eliminate	eliminate	VERB
cet-13750	69	32	the	the	DET
cet-13750	69	33	possibility	possibility	NOUN
cet-13750	69	34	of	of	ADP
cet-13750	69	35	degradation	degradation	NOUN
cet-13750	69	36	.	.	PUNCT
cet-13750	70	1	h2	h2	NOUN
cet-13750	70	2	with	with	ADP
cet-13750	70	3	additives	additive	NOUN
cet-13750	70	4	like	like	ADP
cet-13750	70	5	oxygen	oxygen	NOUN
cet-13750	70	6	considerably	considerably	ADV
cet-13750	70	7	reduces	reduce	VERB
cet-13750	70	8	the	the	DET
cet-13750	70	9	he	he	PRON
cet-13750	70	10	due	due	ADP
cet-13750	70	11	to	to	ADP
cet-13750	70	12	the	the	DET
cet-13750	70	13	higher	high	ADJ
cet-13750	70	14	electronegativity	electronegativity	NOUN
cet-13750	70	15	of	of	ADP
cet-13750	70	16	o2	o2	PROPN
cet-13750	70	17	in	in	ADP
cet-13750	70	18	comparison	comparison	NOUN
cet-13750	70	19	to	to	ADP
cet-13750	70	20	h2	h2	NOUN
cet-13750	70	21	(	(	PUNCT
cet-13750	70	22	michler	michler	NOUN
cet-13750	70	23	et	et	PROPN
cet-13750	70	24	al	al	PROPN
cet-13750	70	25	.	.	PROPN
cet-13750	70	26	,	,	PUNCT
cet-13750	70	27	2012	2012	NUM
cet-13750	70	28	)	)	PUNCT
cet-13750	70	29	.	.	PUNCT
cet-13750	71	1	this	this	PRON
cet-13750	71	2	suppresses	suppress	VERB
cet-13750	71	3	the	the	DET
cet-13750	71	4	catalytic	catalytic	ADJ
cet-13750	71	5	cavity	cavity	NOUN
cet-13750	71	6	of	of	ADP
cet-13750	71	7	hydrogen	hydrogen	NOUN
cet-13750	71	8	disassociation	disassociation	NOUN
cet-13750	71	9	to	to	ADP
cet-13750	71	10	the	the	DET
cet-13750	71	11	iron	iron	NOUN
cet-13750	71	12	surface	surface	NOUN
cet-13750	71	13	.	.	PUNCT
cet-13750	72	1	the	the	DET
cet-13750	72	2	use	use	NOUN
cet-13750	72	3	of	of	ADP
cet-13750	72	4	carbon	carbon	NOUN
cet-13750	72	5	monoxide	monoxide	NOUN
cet-13750	72	6	also	also	ADV
cet-13750	72	7	demonstrates	demonstrate	VERB
cet-13750	72	8	a	a	DET
cet-13750	72	9	positive	positive	ADJ
cet-13750	72	10	impact	impact	NOUN
cet-13750	72	11	in	in	ADP
cet-13750	72	12	reducing	reduce	VERB
cet-13750	72	13	he	he	PRON
cet-13750	72	14	intensity	intensity	NOUN
cet-13750	72	15	when	when	SCONJ
cet-13750	72	16	mixed	mix	VERB
cet-13750	72	17	with	with	ADP
cet-13750	72	18	h2	h2	NOUN
cet-13750	72	19	gas	gas	NOUN
cet-13750	72	20	.	.	PUNCT
cet-13750	73	1	oxygen	oxygen	NOUN
cet-13750	73	2	atoms	atom	NOUN
cet-13750	73	3	in	in	ADP
cet-13750	73	4	co	co	NOUN
cet-13750	73	5	are	be	AUX
cet-13750	73	6	absorbed	absorb	VERB
cet-13750	73	7	to	to	ADP
cet-13750	73	8	the	the	DET
cet-13750	73	9	surface	surface	NOUN
cet-13750	73	10	and	and	CCONJ
cet-13750	73	11	carbon	carbon	NOUN
cet-13750	73	12	atoms	atom	NOUN
cet-13750	73	13	,	,	PUNCT
cet-13750	73	14	oriented	orient	VERB
cet-13750	73	15	to	to	ADP
cet-13750	73	16	the	the	DET
cet-13750	73	17	surface	surface	NOUN
cet-13750	73	18	,	,	PUNCT
cet-13750	73	19	prevent	prevent	VERB
cet-13750	73	20	further	further	ADJ
cet-13750	73	21	h2	h2	NOUN
cet-13750	73	22	dissociation	dissociation	NOUN
cet-13750	73	23	(	(	PUNCT
cet-13750	73	24	atrens	atren	NOUN
cet-13750	73	25	et	et	PROPN
cet-13750	73	26	al	al	PROPN
cet-13750	73	27	.	.	PROPN
cet-13750	73	28	,	,	PUNCT
cet-13750	73	29	2023	2023	NUM
cet-13750	73	30	)	)	PUNCT
cet-13750	73	31	.	.	PUNCT
cet-13750	74	1	methane	methane	NOUN
cet-13750	74	2	and	and	CCONJ
cet-13750	74	3	nitrogen	nitrogen	PROPN
cet-13750	74	4	(	(	PUNCT
cet-13750	74	5	n2	n2	NOUN
cet-13750	74	6	)	)	PUNCT
cet-13750	74	7	do	do	AUX
cet-13750	74	8	not	not	PART
cet-13750	74	9	seem	seem	VERB
cet-13750	74	10	to	to	PART
cet-13750	74	11	have	have	VERB
cet-13750	74	12	any	any	DET
cet-13750	74	13	appreciable	appreciable	ADJ
cet-13750	74	14	effect	effect	NOUN
cet-13750	74	15	(	(	PUNCT
cet-13750	74	16	staykov	staykov	PROPN
cet-13750	74	17	et	et	PROPN
cet-13750	74	18	al	al	PROPN
cet-13750	74	19	.	.	PROPN
cet-13750	74	20	,	,	PUNCT
cet-13750	74	21	2014	2014	NUM
cet-13750	74	22	)	)	PUNCT
cet-13750	74	23	.	.	PUNCT
cet-13750	75	1	but	but	CCONJ
cet-13750	75	2	in	in	ADP
cet-13750	75	3	contrast	contrast	NOUN
cet-13750	75	4	,	,	PUNCT
cet-13750	75	5	some	some	DET
cet-13750	75	6	impurities	impurity	NOUN
cet-13750	75	7	,	,	PUNCT
cet-13750	75	8	like	like	ADP
cet-13750	75	9	co2	co2	NOUN
cet-13750	75	10	and	and	CCONJ
cet-13750	75	11	especially	especially	ADV
cet-13750	75	12	h2s	h2s	NOUN
cet-13750	75	13	,	,	PUNCT
cet-13750	75	14	have	have	VERB
cet-13750	75	15	an	an	DET
cet-13750	75	16	accelerating	accelerate	VERB
cet-13750	75	17	effect	effect	NOUN
cet-13750	75	18	on	on	ADP
cet-13750	75	19	he	he	PRON
cet-13750	75	20	(	(	PUNCT
cet-13750	75	21	makarenko	makarenko	PROPN
cet-13750	75	22	et	et	PROPN
cet-13750	75	23	al	al	PROPN
cet-13750	75	24	.	.	PROPN
cet-13750	75	25	,	,	PUNCT
cet-13750	75	26	2000	2000	NUM
cet-13750	75	27	)	)	PUNCT
cet-13750	75	28	.	.	PUNCT
cet-13750	76	1	sulfur	sulfur	NOUN
cet-13750	76	2	dioxide	dioxide	NOUN
cet-13750	76	3	(	(	PUNCT
cet-13750	76	4	so2	so2	NOUN
cet-13750	76	5	)	)	PUNCT
cet-13750	76	6	also	also	ADV
cet-13750	76	7	has	have	VERB
cet-13750	76	8	an	an	DET
cet-13750	76	9	inhibiting	inhibit	VERB
cet-13750	76	10	effect	effect	NOUN
cet-13750	76	11	.	.	PUNCT
cet-13750	77	1	the	the	DET
cet-13750	77	2	presence	presence	NOUN
cet-13750	77	3	of	of	ADP
cet-13750	77	4	water	water	NOUN
cet-13750	77	5	vapor	vapor	NOUN
cet-13750	77	6	in	in	ADP
cet-13750	77	7	the	the	DET
cet-13750	77	8	pipeline	pipeline	NOUN
cet-13750	77	9	will	will	AUX
cet-13750	77	10	prove	prove	VERB
cet-13750	77	11	to	to	PART
cet-13750	77	12	be	be	AUX
cet-13750	77	13	counterreactive	counterreactive	ADJ
cet-13750	77	14	aggravating	aggravating	ADJ
cet-13750	77	15	,	,	PUNCT
cet-13750	77	16	the	the	DET
cet-13750	77	17	he	he	PRON
cet-13750	77	18	risk	risk	VERB
cet-13750	77	19	by	by	ADP
cet-13750	77	20	creating	create	VERB
cet-13750	77	21	an	an	DET
cet-13750	77	22	acidic	acidic	ADJ
cet-13750	77	23	medium	medium	NOUN
cet-13750	77	24	in	in	ADP
cet-13750	77	25	the	the	DET
cet-13750	77	26	presence	presence	NOUN
cet-13750	77	27	of	of	ADP
cet-13750	77	28	additives	additive	NOUN
cet-13750	77	29	like	like	ADP
cet-13750	77	30	so2	so2	PROPN
cet-13750	77	31	and	and	CCONJ
cet-13750	77	32	co	co	ADJ
cet-13750	77	33	(	(	PUNCT
cet-13750	77	34	barthélémy	barthélémy	NOUN
cet-13750	77	35	,	,	PUNCT
cet-13750	77	36	2007	2007	NUM
cet-13750	77	37	)	)	PUNCT
cet-13750	77	38	.	.	PUNCT
cet-13750	78	1	further	further	ADJ
cet-13750	78	2	studies	study	NOUN
cet-13750	78	3	need	need	VERB
cet-13750	78	4	to	to	PART
cet-13750	78	5	be	be	AUX
cet-13750	78	6	performed	perform	VERB
cet-13750	78	7	to	to	PART
cet-13750	78	8	understand	understand	VERB
cet-13750	78	9	the	the	DET
cet-13750	78	10	interactions	interaction	NOUN
cet-13750	78	11	of	of	ADP
cet-13750	78	12	gas	gas	NOUN
cet-13750	78	13	mixtures	mixture	NOUN
cet-13750	78	14	in	in	ADP
cet-13750	78	15	actual	actual	ADJ
cet-13750	78	16	scenarios	scenario	NOUN
cet-13750	78	17	and	and	CCONJ
cet-13750	78	18	the	the	DET
cet-13750	78	19	effect	effect	NOUN
cet-13750	78	20	of	of	ADP
cet-13750	78	21	the	the	DET
cet-13750	78	22	partial	partial	ADJ
cet-13750	78	23	pressure	pressure	NOUN
cet-13750	78	24	of	of	ADP
cet-13750	78	25	each	each	DET
cet-13750	78	26	gas	gas	NOUN
cet-13750	78	27	on	on	ADP
cet-13750	78	28	he	he	PRON
cet-13750	78	29	.	.	PUNCT
cet-13750	79	1	effect	effect	NOUN
cet-13750	79	2	of	of	ADP
cet-13750	79	3	microstructure	microstructure	NOUN
cet-13750	79	4	and	and	CCONJ
cet-13750	79	5	heat	heat	NOUN
cet-13750	79	6	treatment	treatment	NOUN
cet-13750	79	7	hydrogen	hydrogen	NOUN
cet-13750	79	8	uptake	uptake	NOUN
cet-13750	79	9	in	in	ADP
cet-13750	79	10	steel	steel	NOUN
cet-13750	79	11	depends	depend	VERB
cet-13750	79	12	on	on	ADP
cet-13750	79	13	body	body	NOUN
cet-13750	79	14	centered	center	VERB
cet-13750	79	15	cubic	cubic	ADJ
cet-13750	79	16	(	(	PUNCT
cet-13750	79	17	bcc	bcc	PROPN
cet-13750	79	18	)	)	PUNCT
cet-13750	79	19	,	,	PUNCT
cet-13750	79	20	face	face	VERB
cet-13750	79	21	centered	center	VERB
cet-13750	79	22	cubic	cubic	ADJ
cet-13750	79	23	(	(	PUNCT
cet-13750	79	24	fcc	fcc	PROPN
cet-13750	79	25	)	)	PUNCT
cet-13750	79	26	,	,	PUNCT
cet-13750	79	27	hexagonal	hexagonal	ADJ
cet-13750	79	28	close	close	NOUN
cet-13750	79	29	packed	packed	ADJ
cet-13750	79	30	(	(	PUNCT
cet-13750	79	31	hcp	hcp	NOUN
cet-13750	79	32	)	)	PUNCT
cet-13750	79	33	crystalline	crystalline	NOUN
cet-13750	79	34	structures	structure	NOUN
cet-13750	79	35	,	,	PUNCT
cet-13750	79	36	heat	heat	NOUN
cet-13750	79	37	treatment	treatment	NOUN
cet-13750	79	38	,	,	PUNCT
cet-13750	79	39	and	and	CCONJ
cet-13750	79	40	mechanical	mechanical	ADJ
cet-13750	79	41	properties	property	NOUN
cet-13750	79	42	of	of	ADP
cet-13750	79	43	the	the	DET
cet-13750	79	44	pipeline	pipeline	NOUN
cet-13750	79	45	alloy	alloy	NOUN
cet-13750	79	46	.	.	PUNCT
cet-13750	80	1	martensitic	martensitic	ADJ
cet-13750	80	2	structures	structure	NOUN
cet-13750	80	3	are	be	AUX
cet-13750	80	4	more	more	ADV
cet-13750	80	5	prone	prone	ADJ
cet-13750	80	6	to	to	ADP
cet-13750	80	7	failure	failure	NOUN
cet-13750	80	8	,	,	PUNCT
cet-13750	80	9	ferrite	ferrite	ADJ
cet-13750	80	10	structure	structure	NOUN
cet-13750	80	11	has	have	VERB
cet-13750	80	12	intermediate	intermediate	ADJ
cet-13750	80	13	performance	performance	NOUN
cet-13750	80	14	while	while	SCONJ
cet-13750	80	15	austenitic	austenitic	ADJ
cet-13750	80	16	alloy	alloy	NOUN
cet-13750	80	17	has	have	VERB
cet-13750	80	18	superior	superior	ADJ
cet-13750	80	19	resistance	resistance	NOUN
cet-13750	80	20	to	to	ADP
cet-13750	80	21	,	,	PUNCT
cet-13750	80	22	he	he	PRON
cet-13750	80	23	.	.	PUNCT
cet-13750	81	1	in	in	ADP
cet-13750	81	2	austenitic	austenitic	ADJ
cet-13750	81	3	stainless	stainless	ADJ
cet-13750	81	4	steels	steel	NOUN
cet-13750	81	5	,	,	PUNCT
cet-13750	81	6	elements	element	NOUN
cet-13750	81	7	such	such	ADJ
cet-13750	81	8	as	as	ADP
cet-13750	81	9	ni	ni	PROPN
cet-13750	81	10	,	,	PUNCT
cet-13750	81	11	c	c	NOUN
cet-13750	81	12	,	,	PUNCT
cet-13750	81	13	and	and	CCONJ
cet-13750	81	14	mn	mn	PROPN
cet-13750	81	15	stabilize	stabilize	VERB
cet-13750	81	16	the	the	DET
cet-13750	81	17	structures	structure	NOUN
cet-13750	81	18	reducing	reduce	VERB
cet-13750	81	19	the	the	DET
cet-13750	81	20	risk	risk	NOUN
cet-13750	81	21	of	of	ADP
cet-13750	81	22	he	he	PRON
cet-13750	81	23	(	(	PUNCT
cet-13750	81	24	independently	independently	ADV
cet-13750	81	25	of	of	ADP
cet-13750	81	26	microstructure	microstructure	NOUN
cet-13750	81	27	)	)	PUNCT
cet-13750	81	28	.	.	PUNCT
cet-13750	82	1	ferritic	ferritic	ADJ
cet-13750	82	2	steel	steel	NOUN
cet-13750	82	3	has	have	VERB
cet-13750	82	4	the	the	DET
cet-13750	82	5	advantage	advantage	NOUN
cet-13750	82	6	of	of	ADP
cet-13750	82	7	the	the	DET
cet-13750	82	8	presence	presence	NOUN
cet-13750	82	9	of	of	ADP
cet-13750	82	10	vanadium	vanadium	NOUN
cet-13750	82	11	and	and	CCONJ
cet-13750	82	12	other	other	ADJ
cet-13750	82	13	rare	rare	ADJ
cet-13750	82	14	-	-	PUNCT
cet-13750	82	15	earth	earth	NOUN
cet-13750	82	16	elements	element	NOUN
cet-13750	82	17	in	in	ADP
cet-13750	82	18	the	the	DET
cet-13750	82	19	microstructure	microstructure	NOUN
cet-13750	82	20	which	which	PRON
cet-13750	82	21	can	can	AUX
cet-13750	82	22	trap	trap	VERB
cet-13750	82	23	h2	h2	NOUN
cet-13750	82	24	and	and	CCONJ
cet-13750	82	25	prevent	prevent	VERB
cet-13750	82	26	he	he	PRON
cet-13750	82	27	and	and	CCONJ
cet-13750	82	28	further	far	ADV
cet-13750	82	29	crack	crack	VERB
cet-13750	82	30	propagation	propagation	NOUN
cet-13750	82	31	(	(	PUNCT
cet-13750	82	32	blanchard	blanchard	PROPN
cet-13750	82	33	et	et	PROPN
cet-13750	82	34	al	al	PROPN
cet-13750	82	35	.	.	PROPN
cet-13750	82	36	,	,	PUNCT
cet-13750	82	37	2020	2020	NUM
cet-13750	82	38	)	)	PUNCT
cet-13750	82	39	.	.	PUNCT
cet-13750	83	1	tempering	temper	VERB
cet-13750	83	2	performed	perform	VERB
cet-13750	83	3	at	at	ADP
cet-13750	83	4	high	high	ADJ
cet-13750	83	5	temperatures	temperature	NOUN
cet-13750	83	6	,	,	PUNCT
cet-13750	83	7	which	which	PRON
cet-13750	83	8	gives	give	VERB
cet-13750	83	9	milder	mild	ADJ
cet-13750	83	10	steel	steel	NOUN
cet-13750	83	11	,	,	PUNCT
cet-13750	83	12	is	be	AUX
cet-13750	83	13	beneficial	beneficial	ADJ
cet-13750	83	14	to	to	ADP
cet-13750	83	15	its	its	PRON
cet-13750	83	16	he	he	PROPN
cet-13750	83	17	behavior	behavior	NOUN
cet-13750	83	18	.	.	PUNCT
cet-13750	84	1	in	in	ADP
cet-13750	84	2	the	the	DET
cet-13750	84	3	same	same	ADJ
cet-13750	84	4	way	way	NOUN
cet-13750	84	5	,	,	PUNCT
cet-13750	84	6	strong	strong	ADJ
cet-13750	84	7	quenching	quenching	NOUN
cet-13750	84	8	has	have	VERB
cet-13750	84	9	a	a	DET
cet-13750	84	10	favorable	favorable	ADJ
cet-13750	84	11	effect	effect	NOUN
cet-13750	84	12	.	.	PUNCT
cet-13750	85	1	finally	finally	ADV
cet-13750	85	2	,	,	PUNCT
cet-13750	85	3	for	for	ADP
cet-13750	85	4	carbon	carbon	NOUN
cet-13750	85	5	steels	steel	NOUN
cet-13750	85	6	,	,	PUNCT
cet-13750	85	7	normalization	normalization	NOUN
cet-13750	85	8	treatment	treatment	NOUN
cet-13750	85	9	in	in	ADP
cet-13750	85	10	the	the	DET
cet-13750	85	11	final	final	ADJ
cet-13750	85	12	state	state	NOUN
cet-13750	85	13	has	have	VERB
cet-13750	85	14	a	a	DET
cet-13750	85	15	positive	positive	ADJ
cet-13750	85	16	effect	effect	NOUN
cet-13750	85	17	,	,	PUNCT
cet-13750	85	18	i.e.	i.e.	X
cet-13750	85	19	,	,	PUNCT
cet-13750	85	20	it	it	PRON
cet-13750	85	21	reduces	reduce	VERB
cet-13750	85	22	the	the	DET
cet-13750	85	23	risk	risk	NOUN
cet-13750	85	24	of	of	ADP
cet-13750	85	25	he	he	PRON
cet-13750	85	26	(	(	PUNCT
cet-13750	85	27	blanchard	blanchard	PROPN
cet-13750	85	28	et	et	PROPN
cet-13750	85	29	al	al	PROPN
cet-13750	85	30	.	.	PROPN
cet-13750	85	31	,	,	PUNCT
cet-13750	85	32	2020	2020	NUM
cet-13750	85	33	)	)	PUNCT
cet-13750	85	34	.	.	PUNCT
cet-13750	86	1	for	for	ADP
cet-13750	86	2	carbon	carbon	NOUN
cet-13750	86	3	steels	steel	NOUN
cet-13750	86	4	,	,	PUNCT
cet-13750	86	5	the	the	DET
cet-13750	86	6	hardness	hardness	NOUN
cet-13750	86	7	of	of	ADP
cet-13750	86	8	the	the	DET
cet-13750	86	9	welded	weld	VERB
cet-13750	86	10	area	area	NOUN
cet-13750	86	11	and	and	CCONJ
cet-13750	86	12	heat	heat	NOUN
cet-13750	86	13	-	-	PUNCT
cet-13750	86	14	affected	affect	VERB
cet-13750	86	15	zone	zone	NOUN
cet-13750	86	16	should	should	AUX
cet-13750	86	17	be	be	AUX
cet-13750	86	18	limited	limit	VERB
cet-13750	86	19	.	.	PUNCT
cet-13750	87	1	in	in	ADP
cet-13750	87	2	the	the	DET
cet-13750	87	3	case	case	NOUN
cet-13750	87	4	of	of	ADP
cet-13750	87	5	austenitic	austenitic	ADJ
cet-13750	87	6	stainless	stainless	ADJ
cet-13750	87	7	steels	steel	NOUN
cet-13750	87	8	,	,	PUNCT
cet-13750	87	9	the	the	DET
cet-13750	87	10	formation	formation	NOUN
cet-13750	87	11	of	of	ADP
cet-13750	87	12	ferrite	ferrite	NOUN
cet-13750	87	13	should	should	AUX
cet-13750	87	14	be	be	AUX
cet-13750	87	15	limited	limit	VERB
cet-13750	87	16	.	.	PUNCT
cet-13750	88	1	as	as	ADP
cet-13750	88	2	for	for	ADP
cet-13750	88	3	steels	steel	NOUN
cet-13750	88	4	,	,	PUNCT
cet-13750	88	5	the	the	DET
cet-13750	88	6	he	he	PROPN
cet-13750	88	7	sensitivity	sensitivity	NOUN
cet-13750	88	8	may	may	AUX
cet-13750	88	9	depend	depend	VERB
cet-13750	88	10	on	on	ADP
cet-13750	88	11	the	the	DET
cet-13750	88	12	exact	exact	ADJ
cet-13750	88	13	chemical	chemical	NOUN
cet-13750	88	14	composition	composition	NOUN
cet-13750	88	15	,	,	PUNCT
cet-13750	88	16	heat	heat	NOUN
cet-13750	88	17	or	or	CCONJ
cet-13750	88	18	mechanical	mechanical	ADJ
cet-13750	88	19	treatment	treatment	NOUN
cet-13750	88	20	,	,	PUNCT
cet-13750	88	21	microstructure	microstructure	NOUN
cet-13750	88	22	,	,	PUNCT
cet-13750	88	23	impurities	impurity	NOUN
cet-13750	88	24	,	,	PUNCT
cet-13750	88	25	and	and	CCONJ
cet-13750	88	26	strength	strength	NOUN
cet-13750	88	27	;	;	PUNCT
cet-13750	88	28	and	and	CCONJ
cet-13750	88	29	the	the	DET
cet-13750	88	30	whole	whole	ADJ
cet-13750	88	31	concern	concern	NOUN
cet-13750	88	32	should	should	AUX
cet-13750	88	33	be	be	AUX
cet-13750	88	34	validated	validate	VERB
cet-13750	88	35	by	by	ADP
cet-13750	88	36	he	he	PRON
cet-13750	88	37	susceptibility	susceptibility	NOUN
cet-13750	88	38	testing	testing	NOUN
cet-13750	88	39	.	.	PUNCT
cet-13750	89	1	0	0	NUM
cet-13750	90	1	20	20	NUM
cet-13750	90	2	40	40	NUM
cet-13750	90	3	60	60	NUM
cet-13750	90	4	80	80	NUM
cet-13750	90	5	100	100	NUM
cet-13750	90	6	2	2	NUM
cet-13750	90	7	3	3	NUM
cet-13750	90	8	4	4	NUM
cet-13750	90	9	5	5	NUM
cet-13750	90	10	p	p	NOUN
cet-13750	90	11	m	m	PRON
cet-13750	90	12	ax	ax	NOUN
cet-13750	90	13	(	(	PUNCT
cet-13750	90	14	b	b	PROPN
cet-13750	90	15	ar	ar	PROPN
cet-13750	90	16	)	)	PUNCT
cet-13750	90	17	safety	safety	NOUN
cet-13750	90	18	factor	factor	NOUN
cet-13750	90	19	max	max	PROPN
cet-13750	90	20	pressure	pressure	NOUN
cet-13750	90	21	vs	vs	ADP
cet-13750	90	22	safety	safety	NOUN
cet-13750	90	23	factor	factor	NOUN
cet-13750	90	24	max	max	PROPN
cet-13750	90	25	pressure	pressure	NOUN
cet-13750	90	26	(	(	PUNCT
cet-13750	90	27	100dn	100dn	NOUN
cet-13750	90	28	)	)	PUNCT
cet-13750	90	29	max	max	PROPN
cet-13750	90	30	pressure	pressure	NOUN
cet-13750	90	31	(	(	PUNCT
cet-13750	90	32	150dn	150dn	NOUN
cet-13750	90	33	)	)	PUNCT
cet-13750	90	34	70	70	NUM
cet-13750	90	35	3.4	3.4	NUM
cet-13750	90	36	cathodic	cathodic	NOUN
cet-13750	90	37	protection	protection	NOUN
cet-13750	90	38	corrosion	corrosion	NOUN
cet-13750	90	39	of	of	ADP
cet-13750	90	40	pipeline	pipeline	NOUN
cet-13750	90	41	surfaces	surface	NOUN
cet-13750	90	42	buried	bury	VERB
cet-13750	90	43	underground	underground	ADV
cet-13750	90	44	can	can	AUX
cet-13750	90	45	occur	occur	VERB
cet-13750	90	46	due	due	ADP
cet-13750	90	47	to	to	ADP
cet-13750	90	48	the	the	DET
cet-13750	90	49	electric	electric	ADJ
cet-13750	90	50	potential	potential	ADJ
cet-13750	90	51	difference	difference	NOUN
cet-13750	90	52	between	between	ADP
cet-13750	90	53	the	the	DET
cet-13750	90	54	pipeline	pipeline	NOUN
cet-13750	90	55	(	(	PUNCT
cet-13750	90	56	anode	anode	NOUN
cet-13750	90	57	)	)	PUNCT
cet-13750	90	58	and	and	CCONJ
cet-13750	90	59	soil	soil	NOUN
cet-13750	90	60	(	(	PUNCT
cet-13750	90	61	cathode	cathode	NOUN
cet-13750	90	62	)	)	PUNCT
cet-13750	90	63	.	.	PUNCT
cet-13750	91	1	electric	electric	ADJ
cet-13750	91	2	insulation	insulation	NOUN
cet-13750	91	3	is	be	AUX
cet-13750	91	4	provided	provide	VERB
cet-13750	91	5	,	,	PUNCT
cet-13750	91	6	in	in	ADP
cet-13750	91	7	addition	addition	NOUN
cet-13750	91	8	to	to	ADP
cet-13750	91	9	a	a	DET
cet-13750	91	10	sacrificial	sacrificial	ADJ
cet-13750	91	11	anode	anode	NOUN
cet-13750	91	12	or	or	CCONJ
cet-13750	91	13	impressed	impressed	ADJ
cet-13750	91	14	current	current	ADJ
cet-13750	91	15	,	,	PUNCT
cet-13750	91	16	to	to	PART
cet-13750	91	17	protect	protect	VERB
cet-13750	91	18	the	the	DET
cet-13750	91	19	pipe	pipe	NOUN
cet-13750	91	20	from	from	ADP
cet-13750	91	21	external	external	ADJ
cet-13750	91	22	corrosion	corrosion	NOUN
cet-13750	91	23	.	.	PUNCT
cet-13750	92	1	the	the	DET
cet-13750	92	2	investigated	investigate	VERB
cet-13750	92	3	case	case	NOUN
cet-13750	92	4	-	-	PUNCT
cet-13750	92	5	study	study	NOUN
cet-13750	92	6	here	here	ADV
cet-13750	92	7	uses	use	VERB
cet-13750	92	8	a	a	DET
cet-13750	92	9	triple	triple	ADJ
cet-13750	92	10	coating	coating	NOUN
cet-13750	92	11	of	of	ADP
cet-13750	92	12	polyethylene	polyethylene	NOUN
cet-13750	92	13	and	and	CCONJ
cet-13750	92	14	impressed	impress	VERB
cet-13750	92	15	current	current	ADJ
cet-13750	92	16	cathodic	cathodic	NOUN
cet-13750	92	17	protection	protection	NOUN
cet-13750	92	18	(	(	PUNCT
cet-13750	92	19	iccp	iccp	ADV
cet-13750	92	20	)	)	PUNCT
cet-13750	92	21	stationed	station	VERB
cet-13750	92	22	at	at	ADP
cet-13750	92	23	different	different	ADJ
cet-13750	92	24	locations	location	NOUN
cet-13750	92	25	of	of	ADP
cet-13750	92	26	the	the	DET
cet-13750	92	27	network	network	NOUN
cet-13750	92	28	.	.	PUNCT
cet-13750	93	1	the	the	DET
cet-13750	93	2	length	length	NOUN
cet-13750	93	3	of	of	ADP
cet-13750	93	4	the	the	DET
cet-13750	93	5	pipeline	pipeline	NOUN
cet-13750	93	6	protected	protect	VERB
cet-13750	93	7	by	by	ADP
cet-13750	93	8	the	the	DET
cet-13750	93	9	iccp	iccp	PROPN
cet-13750	93	10	power	power	NOUN
cet-13750	93	11	station	station	NOUN
cet-13750	93	12	is	be	AUX
cet-13750	93	13	over	over	ADP
cet-13750	93	14	15	15	NUM
cet-13750	93	15	km	km	NOUN
cet-13750	93	16	.	.	PUNCT
cet-13750	94	1	while	while	SCONJ
cet-13750	94	2	the	the	DET
cet-13750	94	3	range	range	NOUN
cet-13750	94	4	of	of	ADP
cet-13750	94	5	cathodic	cathodic	NOUN
cet-13750	94	6	protection	protection	NOUN
cet-13750	94	7	in	in	ADP
cet-13750	94	8	the	the	DET
cet-13750	94	9	studied	study	VERB
cet-13750	94	10	zone	zone	NOUN
cet-13750	94	11	varies	vary	VERB
cet-13750	94	12	from	from	ADP
cet-13750	94	13	-2	-2	NOUN
cet-13750	94	14	to	to	ADP
cet-13750	94	15	-1.6	-1.6	PROPN
cet-13750	94	16	v	v	NOUN
cet-13750	94	17	depending	depend	VERB
cet-13750	94	18	on	on	ADP
cet-13750	94	19	the	the	DET
cet-13750	94	20	month	month	NOUN
cet-13750	94	21	.	.	PUNCT
cet-13750	95	1	cathodic	cathodic	ADJ
cet-13750	95	2	overprotection	overprotection	NOUN
cet-13750	95	3	can	can	AUX
cet-13750	95	4	lead	lead	VERB
cet-13750	95	5	to	to	ADP
cet-13750	95	6	hydrogen	hydrogen	NOUN
cet-13750	95	7	assisted	assist	VERB
cet-13750	95	8	cracking	cracking	NOUN
cet-13750	95	9	(	(	PUNCT
cet-13750	95	10	hac	hac	NOUN
cet-13750	95	11	)	)	PUNCT
cet-13750	95	12	and	and	CCONJ
cet-13750	95	13	values	value	NOUN
cet-13750	95	14	below	below	ADP
cet-13750	95	15	-1.2	-1.2	NOUN
cet-13750	95	16	v	v	NOUN
cet-13750	95	17	(	(	PUNCT
cet-13750	95	18	cazenave	cazenave	NOUN
cet-13750	95	19	et	et	PROPN
cet-13750	95	20	al	al	PROPN
cet-13750	95	21	.	.	PROPN
cet-13750	95	22	,	,	PUNCT
cet-13750	95	23	2021	2021	NUM
cet-13750	95	24	)	)	PUNCT
cet-13750	95	25	.	.	PUNCT
cet-13750	96	1	3.5	3.5	NUM
cet-13750	96	2	compression	compression	NOUN
cet-13750	96	3	and	and	CCONJ
cet-13750	96	4	storage	storage	NOUN
cet-13750	96	5	in	in	ADP
cet-13750	96	6	the	the	DET
cet-13750	96	7	distribution	distribution	NOUN
cet-13750	96	8	side	side	NOUN
cet-13750	96	9	pressure	pressure	NOUN
cet-13750	96	10	drop	drop	NOUN
cet-13750	96	11	is	be	AUX
cet-13750	96	12	a	a	DET
cet-13750	96	13	major	major	ADJ
cet-13750	96	14	issue	issue	NOUN
cet-13750	96	15	,	,	PUNCT
cet-13750	96	16	on	on	ADP
cet-13750	96	17	the	the	DET
cet-13750	96	18	transmission	transmission	NOUN
cet-13750	96	19	side	side	NOUN
cet-13750	96	20	,	,	PUNCT
cet-13750	96	21	because	because	SCONJ
cet-13750	96	22	of	of	ADP
cet-13750	96	23	long	long	ADJ
cet-13750	96	24	-	-	PUNCT
cet-13750	96	25	distance	distance	NOUN
cet-13750	96	26	h2	h2	NOUN
cet-13750	96	27	transport	transport	NOUN
cet-13750	96	28	with	with	ADP
cet-13750	96	29	need	need	NOUN
cet-13750	96	30	for	for	ADP
cet-13750	96	31	critical	critical	ADJ
cet-13750	96	32	points	point	NOUN
cet-13750	96	33	for	for	ADP
cet-13750	96	34	h2	h2	NOUN
cet-13750	96	35	injection	injection	NOUN
cet-13750	96	36	,	,	PUNCT
cet-13750	96	37	compressors	compressor	NOUN
cet-13750	96	38	,	,	PUNCT
cet-13750	96	39	storage	storage	NOUN
cet-13750	96	40	stations	station	NOUN
cet-13750	96	41	,	,	PUNCT
cet-13750	96	42	and	and	CCONJ
cet-13750	96	43	flow	flow	NOUN
cet-13750	96	44	meters	meter	NOUN
cet-13750	96	45	.	.	PUNCT
cet-13750	97	1	this	this	PRON
cet-13750	97	2	can	can	AUX
cet-13750	97	3	result	result	VERB
cet-13750	97	4	in	in	ADP
cet-13750	97	5	different	different	ADJ
cet-13750	97	6	compositions	composition	NOUN
cet-13750	97	7	affecting	affect	VERB
cet-13750	97	8	the	the	DET
cet-13750	97	9	gas	gas	NOUN
cet-13750	97	10	quality	quality	NOUN
cet-13750	97	11	at	at	ADP
cet-13750	97	12	the	the	DET
cet-13750	97	13	end	end	NOUN
cet-13750	97	14	-	-	PUNCT
cet-13750	97	15	users	user	NOUN
cet-13750	97	16	.	.	PUNCT
cet-13750	98	1	the	the	DET
cet-13750	98	2	distribution	distribution	NOUN
cet-13750	98	3	side	side	NOUN
cet-13750	98	4	is	be	AUX
cet-13750	98	5	less	less	ADV
cet-13750	98	6	susceptible	susceptible	ADJ
cet-13750	98	7	to	to	ADP
cet-13750	98	8	major	major	ADJ
cet-13750	98	9	pressure	pressure	NOUN
cet-13750	98	10	drop	drop	NOUN
cet-13750	98	11	variations	variation	NOUN
cet-13750	98	12	while	while	SCONJ
cet-13750	98	13	most	most	ADJ
cet-13750	98	14	networks	network	NOUN
cet-13750	98	15	,	,	PUNCT
cet-13750	98	16	as	as	ADP
cet-13750	98	17	in	in	ADP
cet-13750	98	18	the	the	DET
cet-13750	98	19	case	case	NOUN
cet-13750	98	20	studied	study	VERB
cet-13750	98	21	,	,	PUNCT
cet-13750	98	22	lack	lack	NOUN
cet-13750	98	23	storage	storage	NOUN
cet-13750	98	24	/	/	SYM
cet-13750	98	25	compressor	compressor	NOUN
cet-13750	98	26	units	unit	NOUN
cet-13750	98	27	.	.	PUNCT
cet-13750	99	1	also	also	ADV
cet-13750	99	2	,	,	PUNCT
cet-13750	99	3	the	the	DET
cet-13750	99	4	quality	quality	NOUN
cet-13750	99	5	of	of	ADP
cet-13750	99	6	downstream	downstream	ADJ
cet-13750	99	7	gas	gas	NOUN
cet-13750	99	8	will	will	AUX
cet-13750	99	9	have	have	VERB
cet-13750	99	10	to	to	PART
cet-13750	99	11	be	be	AUX
cet-13750	99	12	measured	measure	VERB
cet-13750	99	13	and	and	CCONJ
cet-13750	99	14	regulated	regulate	VERB
cet-13750	99	15	for	for	ADP
cet-13750	99	16	metering	metering	NOUN
cet-13750	99	17	and	and	CCONJ
cet-13750	99	18	invoicing	invoicing	NOUN
cet-13750	99	19	purposes	purpose	NOUN
cet-13750	99	20	.	.	PUNCT
cet-13750	100	1	h2	h2	PROPN
cet-13750	100	2	has	have	VERB
cet-13750	100	3	a	a	DET
cet-13750	100	4	higher	high	ADJ
cet-13750	100	5	heating	heating	NOUN
cet-13750	100	6	value	value	NOUN
cet-13750	100	7	(	(	PUNCT
cet-13750	100	8	hhv	hhv	NOUN
cet-13750	100	9	)	)	PUNCT
cet-13750	100	10	of	of	ADP
cet-13750	100	11	10	10	NUM
cet-13750	100	12	mj	mj	NOUN
cet-13750	100	13	/	/	SYM
cet-13750	100	14	s3	s3	PROPN
cet-13750	100	15	,	,	PUNCT
cet-13750	100	16	whereas	whereas	SCONJ
cet-13750	100	17	the	the	DET
cet-13750	100	18	hhv	hhv	NOUN
cet-13750	100	19	of	of	ADP
cet-13750	100	20	ng	ng	PROPN
cet-13750	100	21	injected	inject	VERB
cet-13750	100	22	into	into	ADP
cet-13750	100	23	the	the	DET
cet-13750	100	24	given	give	VERB
cet-13750	100	25	network	network	NOUN
cet-13750	100	26	is	be	AUX
cet-13750	100	27	in	in	ADP
cet-13750	100	28	the	the	DET
cet-13750	100	29	range	range	NOUN
cet-13750	100	30	of	of	ADP
cet-13750	100	31	39.27	39.27	NUM
cet-13750	100	32	to	to	PART
cet-13750	100	33	39.9	39.9	NUM
cet-13750	100	34	mj	mj	PROPN
cet-13750	100	35	/	/	SYM
cet-13750	100	36	sm3	sm3	PROPN
cet-13750	100	37	(	(	PUNCT
cet-13750	100	38	algerian	algerian	ADJ
cet-13750	100	39	and	and	CCONJ
cet-13750	100	40	libyan	libyan	ADJ
cet-13750	100	41	gas	gas	NOUN
cet-13750	100	42	)	)	PUNCT
cet-13750	100	43	which	which	PRON
cet-13750	100	44	indicates	indicate	VERB
cet-13750	100	45	the	the	DET
cet-13750	100	46	need	need	NOUN
cet-13750	100	47	for	for	ADP
cet-13750	100	48	compressing	compress	VERB
cet-13750	100	49	and	and	CCONJ
cet-13750	100	50	transporting	transport	VERB
cet-13750	100	51	almost	almost	ADV
cet-13750	100	52	three	three	NUM
cet-13750	100	53	times	time	NOUN
cet-13750	100	54	more	more	ADJ
cet-13750	100	55	h2	h2	NOUN
cet-13750	100	56	to	to	PART
cet-13750	100	57	meet	meet	VERB
cet-13750	100	58	the	the	DET
cet-13750	100	59	energy	energy	NOUN
cet-13750	100	60	demand	demand	NOUN
cet-13750	100	61	(	(	PUNCT
cet-13750	100	62	guzzo	guzzo	NOUN
cet-13750	100	63	et	et	PROPN
cet-13750	100	64	al	al	PROPN
cet-13750	100	65	.	.	PROPN
cet-13750	100	66	,	,	PUNCT
cet-13750	100	67	2022	2022	NUM
cet-13750	100	68	)	)	PUNCT
cet-13750	100	69	.	.	PUNCT
cet-13750	101	1	the	the	DET
cet-13750	101	2	density	density	NOUN
cet-13750	101	3	of	of	ADP
cet-13750	101	4	h2	h2	NOUN
cet-13750	101	5	is	be	AUX
cet-13750	101	6	one	one	NUM
cet-13750	101	7	-	-	PUNCT
cet-13750	101	8	nineth	nineth	NOUN
cet-13750	101	9	of	of	ADP
cet-13750	101	10	ng	ng	PROPN
cet-13750	101	11	therefore	therefore	ADV
cet-13750	101	12	the	the	DET
cet-13750	101	13	flow	flow	NOUN
cet-13750	101	14	velocity	velocity	NOUN
cet-13750	101	15	can	can	AUX
cet-13750	101	16	be	be	AUX
cet-13750	101	17	three	three	NUM
cet-13750	101	18	times	time	NOUN
cet-13750	101	19	larger	large	ADJ
cet-13750	101	20	than	than	ADP
cet-13750	101	21	ng	ng	PROPN
cet-13750	101	22	making	make	VERB
cet-13750	101	23	the	the	DET
cet-13750	101	24	pressure	pressure	NOUN
cet-13750	101	25	drop	drop	VERB
cet-13750	101	26	comparable	comparable	ADJ
cet-13750	101	27	to	to	ADP
cet-13750	101	28	ng	ng	PROPN
cet-13750	101	29	(	(	PUNCT
cet-13750	101	30	haeseldonckx	haeseldonckx	PROPN
cet-13750	101	31	&	&	CCONJ
cet-13750	101	32	d’haeseleer	d’haeseleer	PROPN
cet-13750	101	33	,	,	PUNCT
cet-13750	101	34	2007	2007	NUM
cet-13750	101	35	)	)	PUNCT
cet-13750	101	36	.	.	PUNCT
cet-13750	102	1	the	the	DET
cet-13750	102	2	short	short	ADJ
cet-13750	102	3	-	-	PUNCT
cet-13750	102	4	term	term	NOUN
cet-13750	102	5	storage	storage	NOUN
cet-13750	102	6	of	of	ADP
cet-13750	102	7	gases	gas	NOUN
cet-13750	102	8	in	in	ADP
cet-13750	102	9	pipelines	pipeline	NOUN
cet-13750	102	10	is	be	AUX
cet-13750	102	11	called	call	VERB
cet-13750	102	12	linepack	linepack	NOUN
cet-13750	102	13	and	and	CCONJ
cet-13750	102	14	this	this	PRON
cet-13750	102	15	enables	enable	VERB
cet-13750	102	16	uninterrupted	uninterrupted	ADJ
cet-13750	102	17	gas	gas	NOUN
cet-13750	102	18	flow	flow	NOUN
cet-13750	102	19	to	to	PART
cet-13750	102	20	meet	meet	VERB
cet-13750	102	21	variable	variable	ADJ
cet-13750	102	22	demand	demand	NOUN
cet-13750	102	23	cycles	cycle	NOUN
cet-13750	102	24	in	in	ADP
cet-13750	102	25	a	a	DET
cet-13750	102	26	network	network	NOUN
cet-13750	102	27	.	.	PUNCT
cet-13750	103	1	further	further	ADJ
cet-13750	103	2	studies	study	NOUN
cet-13750	103	3	should	should	AUX
cet-13750	103	4	be	be	AUX
cet-13750	103	5	done	do	VERB
cet-13750	103	6	to	to	PART
cet-13750	103	7	analyze	analyze	VERB
cet-13750	103	8	the	the	DET
cet-13750	103	9	gas	gas	NOUN
cet-13750	103	10	grid	grid	NOUN
cet-13750	103	11	linepack	linepack	NOUN
cet-13750	103	12	flexibility	flexibility	NOUN
cet-13750	103	13	and	and	CCONJ
cet-13750	103	14	optimize	optimize	VERB
cet-13750	103	15	the	the	DET
cet-13750	103	16	need	need	NOUN
cet-13750	103	17	for	for	ADP
cet-13750	103	18	storage	storage	NOUN
cet-13750	103	19	tank/	tank/	NUM
cet-13750	103	20	h2	h2	NOUN
cet-13750	103	21	pressure	pressure	NOUN
cet-13750	103	22	vessels	vessel	NOUN
cet-13750	103	23	based	base	VERB
cet-13750	103	24	on	on	ADP
cet-13750	103	25	historical	historical	ADJ
cet-13750	103	26	consumption	consumption	NOUN
cet-13750	103	27	patterns	pattern	NOUN
cet-13750	103	28	.	.	PUNCT
cet-13750	104	1	studies	study	NOUN
cet-13750	104	2	show	show	VERB
cet-13750	104	3	that	that	SCONJ
cet-13750	104	4	25	25	NUM
cet-13750	104	5	%	%	NOUN
cet-13750	104	6	(	(	PUNCT
cet-13750	104	7	shirvill	shirvill	NOUN
cet-13750	104	8	et	et	PROPN
cet-13750	104	9	al	al	PROPN
cet-13750	104	10	.	.	PROPN
cet-13750	104	11	,	,	PUNCT
cet-13750	104	12	2019	2019	NUM
cet-13750	104	13	)	)	PUNCT
cet-13750	104	14	to	to	ADP
cet-13750	104	15	30	30	NUM
cet-13750	104	16	%	%	NOUN
cet-13750	104	17	(	(	PUNCT
cet-13750	104	18	lowesmith	lowesmith	PROPN
cet-13750	104	19	et	et	PROPN
cet-13750	104	20	al	al	PROPN
cet-13750	104	21	.	.	PROPN
cet-13750	104	22	,	,	PUNCT
cet-13750	104	23	2011	2011	NUM
cet-13750	104	24	)	)	PUNCT
cet-13750	104	25	h2	h2	PROPN
cet-13750	104	26	-	-	PUNCT
cet-13750	104	27	ng	ng	PROPN
cet-13750	104	28	mixture	mixture	NOUN
cet-13750	104	29	do	do	AUX
cet-13750	104	30	not	not	PART
cet-13750	104	31	pose	pose	VERB
cet-13750	104	32	major	major	ADJ
cet-13750	104	33	safety	safety	NOUN
cet-13750	104	34	problems	problem	NOUN
cet-13750	104	35	because	because	SCONJ
cet-13750	104	36	of	of	ADP
cet-13750	104	37	increasing	increase	VERB
cet-13750	104	38	the	the	DET
cet-13750	104	39	pressure	pressure	NOUN
cet-13750	104	40	ranges	range	VERB
cet-13750	104	41	as	as	SCONJ
cet-13750	104	42	it	it	PRON
cet-13750	104	43	acts	act	VERB
cet-13750	104	44	more	more	ADV
cet-13750	104	45	like	like	ADP
cet-13750	104	46	methane	methane	NOUN
cet-13750	104	47	.	.	PUNCT
cet-13750	105	1	for	for	ADP
cet-13750	105	2	volume	volume	NOUN
cet-13750	105	3	fractions	fraction	NOUN
cet-13750	105	4	more	more	ADJ
cet-13750	105	5	than	than	ADP
cet-13750	105	6	40	40	NUM
cet-13750	105	7	%	%	NOUN
cet-13750	105	8	it	it	PRON
cet-13750	105	9	may	may	AUX
cet-13750	105	10	pose	pose	VERB
cet-13750	105	11	a	a	DET
cet-13750	105	12	major	major	ADJ
cet-13750	105	13	safety	safety	NOUN
cet-13750	105	14	hazard	hazard	NOUN
cet-13750	105	15	caused	cause	VERB
cet-13750	105	16	by	by	ADP
cet-13750	105	17	overpressure	overpressure	NOUN
cet-13750	105	18	.	.	PUNCT
cet-13750	106	1	fluctuating	fluctuate	VERB
cet-13750	106	2	h2	h2	NOUN
cet-13750	106	3	concentrations	concentration	NOUN
cet-13750	106	4	can	can	AUX
cet-13750	106	5	drastically	drastically	ADV
cet-13750	106	6	alter	alter	VERB
cet-13750	106	7	the	the	DET
cet-13750	106	8	threshold	threshold	NOUN
cet-13750	106	9	values	value	NOUN
cet-13750	106	10	of	of	ADP
cet-13750	106	11	overpressure	overpressure	NOUN
cet-13750	106	12	,	,	PUNCT
cet-13750	106	13	flame	flame	NOUN
cet-13750	106	14	propagation	propagation	NOUN
cet-13750	106	15	,	,	PUNCT
cet-13750	106	16	and	and	CCONJ
cet-13750	106	17	temperature	temperature	NOUN
cet-13750	106	18	rise	rise	NOUN
cet-13750	106	19	in	in	ADP
cet-13750	106	20	an	an	DET
cet-13750	106	21	explosion	explosion	NOUN
cet-13750	106	22	(	(	PUNCT
cet-13750	106	23	emami	emami	NOUN
cet-13750	106	24	et	et	PROPN
cet-13750	106	25	al	al	PROPN
cet-13750	106	26	.	.	PROPN
cet-13750	106	27	,	,	PUNCT
cet-13750	106	28	2013	2013	NUM
cet-13750	106	29	)	)	PUNCT
cet-13750	106	30	.	.	PUNCT
cet-13750	107	1	this	this	PRON
cet-13750	107	2	has	have	VERB
cet-13750	107	3	a	a	DET
cet-13750	107	4	considerably	considerably	ADV
cet-13750	107	5	lower	low	ADJ
cet-13750	107	6	impact	impact	NOUN
cet-13750	107	7	for	for	ADP
cet-13750	107	8	lower	low	ADJ
cet-13750	107	9	h2	h2	NOUN
cet-13750	107	10	injection	injection	NOUN
cet-13750	107	11	rates	rate	NOUN
cet-13750	107	12	.	.	PUNCT
cet-13750	108	1	4	4	X
cet-13750	108	2	.	.	X
cet-13750	108	3	regulatory	regulatory	ADJ
cet-13750	108	4	framework	framework	NOUN
cet-13750	108	5	a	a	DET
cet-13750	108	6	framework	framework	NOUN
cet-13750	108	7	of	of	ADP
cet-13750	108	8	policies	policy	NOUN
cet-13750	108	9	is	be	AUX
cet-13750	108	10	quintessential	quintessential	ADJ
cet-13750	108	11	for	for	ADP
cet-13750	108	12	the	the	DET
cet-13750	108	13	complete	complete	ADJ
cet-13750	108	14	adoption	adoption	NOUN
cet-13750	108	15	of	of	ADP
cet-13750	108	16	hydrogen	hydrogen	NOUN
cet-13750	108	17	across	across	ADP
cet-13750	108	18	all	all	DET
cet-13750	108	19	sectors	sector	NOUN
cet-13750	108	20	such	such	ADJ
cet-13750	108	21	as	as	ADP
cet-13750	108	22	energy	energy	NOUN
cet-13750	108	23	and	and	CCONJ
cet-13750	108	24	power	power	NOUN
cet-13750	108	25	,	,	PUNCT
cet-13750	108	26	long	long	ADJ
cet-13750	108	27	-	-	PUNCT
cet-13750	108	28	haul	haul	NOUN
cet-13750	108	29	transport	transport	NOUN
cet-13750	108	30	,	,	PUNCT
cet-13750	108	31	and	and	CCONJ
cet-13750	108	32	hard	hard	ADJ
cet-13750	108	33	-	-	PUNCT
cet-13750	108	34	to	to	AUX
cet-13750	108	35	-	-	PUNCT
cet-13750	108	36	abate	abate	VERB
cet-13750	108	37	industries	industry	NOUN
cet-13750	108	38	such	such	ADJ
cet-13750	108	39	as	as	ADP
cet-13750	108	40	steel	steel	NOUN
cet-13750	108	41	,	,	PUNCT
cet-13750	108	42	chemical	chemical	NOUN
cet-13750	108	43	,	,	PUNCT
cet-13750	108	44	and	and	CCONJ
cet-13750	108	45	glass	glass	NOUN
cet-13750	108	46	manufacturing	manufacturing	NOUN
cet-13750	108	47	.	.	PUNCT
cet-13750	109	1	with	with	ADP
cet-13750	109	2	close	close	ADJ
cet-13750	109	3	to	to	ADP
cet-13750	109	4	2000	2000	NUM
cet-13750	109	5	projects	project	NOUN
cet-13750	109	6	across	across	ADP
cet-13750	109	7	more	more	ADJ
cet-13750	109	8	than	than	ADP
cet-13750	109	9	85	85	NUM
cet-13750	109	10	countries	country	NOUN
cet-13750	109	11	worldwide	worldwide	ADV
cet-13750	109	12	that	that	PRON
cet-13750	109	13	are	be	AUX
cet-13750	109	14	declared	declare	VERB
cet-13750	109	15	,	,	PUNCT
cet-13750	109	16	planned	plan	VERB
cet-13750	109	17	,	,	PUNCT
cet-13750	109	18	and	and	CCONJ
cet-13750	109	19	at	at	ADP
cet-13750	109	20	various	various	ADJ
cet-13750	109	21	stages	stage	NOUN
cet-13750	109	22	of	of	ADP
cet-13750	109	23	implementation	implementation	NOUN
cet-13750	109	24	,	,	PUNCT
cet-13750	109	25	the	the	DET
cet-13750	109	26	hydrogen	hydrogen	NOUN
cet-13750	109	27	economy	economy	NOUN
cet-13750	109	28	is	be	AUX
cet-13750	109	29	becoming	become	VERB
cet-13750	109	30	a	a	DET
cet-13750	109	31	reality	reality	NOUN
cet-13750	109	32	.	.	PUNCT
cet-13750	110	1	regulations	regulation	NOUN
cet-13750	110	2	and	and	CCONJ
cet-13750	110	3	directives	directive	NOUN
cet-13750	110	4	pave	pave	VERB
cet-13750	110	5	a	a	DET
cet-13750	110	6	smoother	smooth	ADJ
cet-13750	110	7	and	and	CCONJ
cet-13750	110	8	standardized	standardized	ADJ
cet-13750	110	9	transition	transition	NOUN
cet-13750	110	10	to	to	PART
cet-13750	110	11	meet	meet	VERB
cet-13750	110	12	the	the	DET
cet-13750	110	13	global	global	ADJ
cet-13750	110	14	target	target	NOUN
cet-13750	110	15	of	of	ADP
cet-13750	110	16	keeping	keep	VERB
cet-13750	110	17	the	the	DET
cet-13750	110	18	temperature	temperature	NOUN
cet-13750	110	19	increase	increase	NOUN
cet-13750	110	20	to	to	ADP
cet-13750	110	21	1.5	1.5	NUM
cet-13750	110	22	°	°	NOUN
cet-13750	110	23	c	c	NOUN
cet-13750	110	24	above	above	ADP
cet-13750	110	25	pre	pre	ADJ
cet-13750	110	26	-	-	ADJ
cet-13750	110	27	industrial	industrial	ADJ
cet-13750	110	28	levels	level	NOUN
cet-13750	110	29	,	,	PUNCT
cet-13750	110	30	according	accord	VERB
cet-13750	110	31	to	to	ADP
cet-13750	110	32	paris	paris	PROPN
cet-13750	110	33	agreements	agreement	NOUN
cet-13750	110	34	.	.	PUNCT
cet-13750	111	1	the	the	DET
cet-13750	111	2	european	european	PROPN
cet-13750	111	3	hydrogen	hydrogen	PROPN
cet-13750	111	4	backbone	backbone	NOUN
cet-13750	111	5	has	have	VERB
cet-13750	111	6	currently	currently	ADV
cet-13750	111	7	participation	participation	NOUN
cet-13750	111	8	of	of	ADP
cet-13750	111	9	thirty	thirty	NUM
cet-13750	111	10	-	-	PUNCT
cet-13750	111	11	one	one	NUM
cet-13750	111	12	energy	energy	NOUN
cet-13750	111	13	operators	operator	NOUN
cet-13750	111	14	joining	join	VERB
cet-13750	111	15	hands	hand	NOUN
cet-13750	111	16	to	to	PART
cet-13750	111	17	develop	develop	VERB
cet-13750	111	18	a	a	DET
cet-13750	111	19	53,000	53,000	NUM
cet-13750	111	20	km	km	NOUN
cet-13750	111	21	pipeline	pipeline	NOUN
cet-13750	111	22	network	network	NOUN
cet-13750	111	23	comprising	comprise	VERB
cet-13750	111	24	60	60	NUM
cet-13750	111	25	%	%	NOUN
cet-13750	111	26	refurbished	refurbish	VERB
cet-13750	111	27	pipelines	pipeline	NOUN
cet-13750	111	28	by	by	ADP
cet-13750	111	29	2040	2040	NUM
cet-13750	111	30	(	(	PUNCT
cet-13750	111	31	ehb	ehb	PROPN
cet-13750	111	32	,	,	PUNCT
cet-13750	111	33	2022	2022	NUM
cet-13750	111	34	)	)	PUNCT
cet-13750	111	35	.	.	PUNCT
cet-13750	112	1	the	the	DET
cet-13750	112	2	permitted	permit	VERB
cet-13750	112	3	percentage	percentage	NOUN
cet-13750	112	4	of	of	ADP
cet-13750	112	5	h2	h2	NOUN
cet-13750	112	6	in	in	ADP
cet-13750	112	7	the	the	DET
cet-13750	112	8	system	system	NOUN
cet-13750	112	9	varies	vary	VERB
cet-13750	112	10	as	as	ADP
cet-13750	112	11	10	10	NUM
cet-13750	112	12	%	%	NOUN
cet-13750	112	13	(	(	PUNCT
cet-13750	112	14	germany	germany	PROPN
cet-13750	112	15	)	)	PUNCT
cet-13750	112	16	,	,	PUNCT
cet-13750	112	17	6	6	NUM
cet-13750	112	18	%	%	NOUN
cet-13750	112	19	(	(	PUNCT
cet-13750	112	20	france	france	PROPN
cet-13750	112	21	)	)	PUNCT
cet-13750	112	22	,	,	PUNCT
cet-13750	112	23	5	5	NUM
cet-13750	112	24	%	%	NOUN
cet-13750	112	25	(	(	PUNCT
cet-13750	112	26	spain	spain	PROPN
cet-13750	112	27	)	)	PUNCT
cet-13750	112	28	,	,	PUNCT
cet-13750	112	29	4	4	NUM
cet-13750	112	30	%	%	NOUN
cet-13750	112	31	(	(	PUNCT
cet-13750	112	32	austria	austria	PROPN
cet-13750	112	33	)	)	PUNCT
cet-13750	112	34	,	,	PUNCT
cet-13750	112	35	2	2	NUM
cet-13750	112	36	%	%	NOUN
cet-13750	112	37	(	(	PUNCT
cet-13750	112	38	italy	italy	PROPN
cet-13750	112	39	,	,	PUNCT
cet-13750	112	40	belgium	belgium	PROPN
cet-13750	112	41	,	,	PUNCT
cet-13750	112	42	lithuania	lithuania	PROPN
cet-13750	112	43	,	,	PUNCT
cet-13750	112	44	switzerland	switzerland	PROPN
cet-13750	112	45	)	)	PUNCT
cet-13750	112	46	1	1	NUM
cet-13750	112	47	%	%	NOUN
cet-13750	112	48	(	(	PUNCT
cet-13750	112	49	finland	finland	PROPN
cet-13750	112	50	)	)	PUNCT
cet-13750	112	51	to	to	ADP
cet-13750	112	52	as	as	ADV
cet-13750	112	53	low	low	ADJ
cet-13750	112	54	as	as	ADP
cet-13750	112	55	0.1	0.1	NUM
cet-13750	112	56	%	%	NOUN
cet-13750	112	57	(	(	PUNCT
cet-13750	112	58	latvia	latvia	PROPN
cet-13750	112	59	,	,	PUNCT
cet-13750	112	60	sweden	sweden	PROPN
cet-13750	112	61	)	)	PUNCT
cet-13750	112	62	(	(	PUNCT
cet-13750	112	63	erdener	erdener	NOUN
cet-13750	112	64	et	et	PROPN
cet-13750	112	65	al	al	PROPN
cet-13750	112	66	.	.	PROPN
cet-13750	112	67	,	,	PUNCT
cet-13750	112	68	2023	2023	NUM
cet-13750	112	69	)	)	PUNCT
cet-13750	112	70	.	.	PUNCT
cet-13750	113	1	germany	germany	PROPN
cet-13750	113	2	has	have	VERB
cet-13750	113	3	over	over	ADP
cet-13750	113	4	100	100	NUM
cet-13750	113	5	projects	project	NOUN
cet-13750	113	6	,	,	PUNCT
cet-13750	113	7	the	the	DET
cet-13750	113	8	netherlands	netherlands	PROPN
cet-13750	113	9	has	have	VERB
cet-13750	113	10	40	40	NUM
cet-13750	113	11	projects	project	NOUN
cet-13750	113	12	,	,	PUNCT
cet-13750	113	13	france	france	PROPN
cet-13750	113	14	with	with	ADP
cet-13750	113	15	19	19	NUM
cet-13750	113	16	projects	project	NOUN
cet-13750	113	17	,	,	PUNCT
cet-13750	113	18	and	and	CCONJ
cet-13750	113	19	italy	italy	PROPN
cet-13750	113	20	has	have	VERB
cet-13750	113	21	18	18	NUM
cet-13750	113	22	projects	project	NOUN
cet-13750	113	23	at	at	ADP
cet-13750	113	24	various	various	ADJ
cet-13750	113	25	stages	stage	NOUN
cet-13750	113	26	of	of	ADP
cet-13750	113	27	execution	execution	NOUN
cet-13750	113	28	(	(	PUNCT
cet-13750	113	29	iea	iea	NOUN
cet-13750	113	30	,	,	PUNCT
cet-13750	113	31	2022	2022	NUM
cet-13750	113	32	)	)	PUNCT
cet-13750	113	33	.	.	PUNCT
cet-13750	114	1	the	the	DET
cet-13750	114	2	european	european	ADJ
cet-13750	114	3	regulatory	regulatory	ADJ
cet-13750	114	4	framework	framework	NOUN
cet-13750	114	5	iso	iso	NOUN
cet-13750	114	6	/	/	SYM
cet-13750	114	7	tc	tc	NOUN
cet-13750	114	8	197	197	NUM
cet-13750	114	9	(	(	PUNCT
cet-13750	114	10	sc1	sc1	PROPN
cet-13750	114	11	)	)	PUNCT
cet-13750	114	12	,	,	PUNCT
cet-13750	114	13	is	be	AUX
cet-13750	114	14	a	a	DET
cet-13750	114	15	proposal	proposal	NOUN
cet-13750	114	16	for	for	ADP
cet-13750	114	17	a	a	DET
cet-13750	114	18	"	"	PUNCT
cet-13750	114	19	methodology	methodology	NOUN
cet-13750	114	20	for	for	ADP
cet-13750	114	21	determining	determine	VERB
cet-13750	114	22	the	the	DET
cet-13750	114	23	ghg	ghg	PROPN
cet-13750	114	24	emissions	emission	NOUN
cet-13750	114	25	associated	associate	VERB
cet-13750	114	26	with	with	ADP
cet-13750	114	27	the	the	DET
cet-13750	114	28	production	production	NOUN
cet-13750	114	29	and	and	CCONJ
cet-13750	114	30	transport	transport	NOUN
cet-13750	114	31	of	of	ADP
cet-13750	114	32	h2	h2	NOUN
cet-13750	114	33	"	"	PUNCT
cet-13750	114	34	,	,	PUNCT
cet-13750	114	35	to	to	PART
cet-13750	114	36	find	find	VERB
cet-13750	114	37	a	a	DET
cet-13750	114	38	three	three	NUM
cet-13750	114	39	-	-	PUNCT
cet-13750	114	40	part	part	NOUN
cet-13750	114	41	standard	standard	ADJ
cet-13750	114	42	covering	covering	NOUN
cet-13750	114	43	production	production	NOUN
cet-13750	114	44	,	,	PUNCT
cet-13750	114	45	conditioning	conditioning	NOUN
cet-13750	114	46	,	,	PUNCT
cet-13750	114	47	and	and	CCONJ
cet-13750	114	48	transport	transport	NOUN
cet-13750	114	49	.	.	PUNCT
cet-13750	115	1	iso	iso	PROPN
cet-13750	115	2	19885	19885	NUM
cet-13750	115	3	covers	cover	VERB
cet-13750	115	4	fuelling	fuel	VERB
cet-13750	115	5	protocols	protocol	NOUN
cet-13750	115	6	for	for	ADP
cet-13750	115	7	hydrogen	hydrogen	NOUN
cet-13750	115	8	vehicles	vehicle	NOUN
cet-13750	115	9	and	and	CCONJ
cet-13750	115	10	was	be	AUX
cet-13750	115	11	initiated	initiate	VERB
cet-13750	115	12	in	in	ADP
cet-13750	115	13	early	early	ADJ
cet-13750	115	14	2021	2021	NUM
cet-13750	115	15	targeting	target	VERB
cet-13750	115	16	the	the	DET
cet-13750	115	17	end	end	NOUN
cet-13750	115	18	by	by	ADP
cet-13750	115	19	2024	2024	NUM
cet-13750	115	20	.	.	PUNCT
cet-13750	116	1	certifhy	certifhy	PROPN
cet-13750	116	2	™	™	PROPN
cet-13750	116	3	is	be	AUX
cet-13750	116	4	now	now	ADV
cet-13750	116	5	developing	develop	VERB
cet-13750	116	6	an	an	DET
cet-13750	116	7	eu	eu	PROPN
cet-13750	116	8	voluntary	voluntary	ADJ
cet-13750	116	9	scheme	scheme	NOUN
cet-13750	116	10	for	for	ADP
cet-13750	116	11	the	the	DET
cet-13750	116	12	certification	certification	NOUN
cet-13750	116	13	of	of	ADP
cet-13750	116	14	hydrogen	hydrogen	NOUN
cet-13750	116	15	as	as	ADP
cet-13750	116	16	rfnbo	rfnbo	NOUN
cet-13750	116	17	(	(	PUNCT
cet-13750	116	18	renewable	renewable	ADJ
cet-13750	116	19	fuel	fuel	NOUN
cet-13750	116	20	of	of	ADP
cet-13750	116	21	non	non	ADJ
cet-13750	116	22	-	-	ADJ
cet-13750	116	23	biological	biological	ADJ
cet-13750	116	24	origin	origin	NOUN
cet-13750	116	25	)	)	PUNCT
cet-13750	116	26	in	in	ADP
cet-13750	116	27	accordance	accordance	NOUN
cet-13750	116	28	with	with	ADP
cet-13750	116	29	the	the	DET
cet-13750	116	30	new	new	ADJ
cet-13750	116	31	european	european	ADJ
cet-13750	116	32	renewable	renewable	ADJ
cet-13750	116	33	energy	energy	NOUN
cet-13750	116	34	directive	directive	NOUN
cet-13750	116	35	giving	give	VERB
cet-13750	116	36	additionality	additionality	NOUN
cet-13750	116	37	,	,	PUNCT
cet-13750	116	38	temporal	temporal	ADJ
cet-13750	116	39	correlations	correlation	NOUN
cet-13750	116	40	making	make	VERB
cet-13750	116	41	national	national	ADJ
cet-13750	116	42	borders	border	NOUN
cet-13750	116	43	a	a	DET
cet-13750	116	44	geographic	geographic	ADJ
cet-13750	116	45	limit	limit	NOUN
cet-13750	116	46	to	to	ADP
cet-13750	116	47	correlations	correlation	NOUN
cet-13750	116	48	.	.	PUNCT
cet-13750	117	1	in	in	ADP
cet-13750	117	2	the	the	DET
cet-13750	117	3	near	near	ADJ
cet-13750	117	4	future	future	NOUN
cet-13750	117	5	,	,	PUNCT
cet-13750	117	6	the	the	DET
cet-13750	117	7	impact	impact	NOUN
cet-13750	117	8	it	it	PRON
cet-13750	117	9	has	have	VERB
cet-13750	117	10	on	on	ADP
cet-13750	117	11	industries	industry	NOUN
cet-13750	117	12	must	must	AUX
cet-13750	117	13	be	be	AUX
cet-13750	117	14	further	far	ADV
cet-13750	117	15	analyzed	analyze	VERB
cet-13750	117	16	considering	consider	VERB
cet-13750	117	17	also	also	ADV
cet-13750	117	18	how	how	SCONJ
cet-13750	117	19	it	it	PRON
cet-13750	117	20	will	will	AUX
cet-13750	117	21	attract	attract	VERB
cet-13750	117	22	investments	investment	NOUN
cet-13750	117	23	in	in	ADP
cet-13750	117	24	the	the	DET
cet-13750	117	25	h2	h2	NOUN
cet-13750	117	26	sector	sector	NOUN
cet-13750	117	27	.	.	PUNCT
cet-13750	118	1	5	5	X
cet-13750	118	2	.	.	X
cet-13750	118	3	conclusions	conclusion	NOUN
cet-13750	118	4	hydrogen	hydrogen	NOUN
cet-13750	118	5	is	be	AUX
cet-13750	118	6	an	an	DET
cet-13750	118	7	energy	energy	NOUN
cet-13750	118	8	carrier	carrier	NOUN
cet-13750	118	9	that	that	PRON
cet-13750	118	10	has	have	VERB
cet-13750	118	11	a	a	DET
cet-13750	118	12	pivotal	pivotal	ADJ
cet-13750	118	13	position	position	NOUN
cet-13750	118	14	in	in	ADP
cet-13750	118	15	the	the	DET
cet-13750	118	16	energy	energy	NOUN
cet-13750	118	17	sector	sector	NOUN
cet-13750	118	18	at	at	ADP
cet-13750	118	19	present	present	ADJ
cet-13750	118	20	.	.	PUNCT
cet-13750	119	1	for	for	ADP
cet-13750	119	2	this	this	DET
cet-13750	119	3	segment	segment	NOUN
cet-13750	119	4	,	,	PUNCT
cet-13750	119	5	which	which	PRON
cet-13750	119	6	is	be	AUX
cet-13750	119	7	developing	develop	VERB
cet-13750	119	8	to	to	PART
cet-13750	119	9	reach	reach	VERB
cet-13750	119	10	the	the	DET
cet-13750	119	11	scale	scale	NOUN
cet-13750	119	12	and	and	CCONJ
cet-13750	119	13	magnitude	magnitude	NOUN
cet-13750	119	14	it	it	PRON
cet-13750	119	15	has	have	VERB
cet-13750	119	16	to	to	PART
cet-13750	119	17	grow	grow	VERB
cet-13750	119	18	to	to	ADP
cet-13750	119	19	,	,	PUNCT
cet-13750	119	20	working	work	VERB
cet-13750	119	21	against	against	ADP
cet-13750	119	22	fast	fast	ADV
cet-13750	119	23	-	-	PUNCT
cet-13750	119	24	closing	close	VERB
cet-13750	119	25	targets	target	NOUN
cet-13750	119	26	poses	pose	VERB
cet-13750	119	27	a	a	DET
cet-13750	119	28	lot	lot	NOUN
cet-13750	119	29	of	of	ADP
cet-13750	119	30	challenges	challenge	NOUN
cet-13750	119	31	and	and	CCONJ
cet-13750	119	32	opportunities	opportunity	NOUN
cet-13750	119	33	.	.	PUNCT
cet-13750	120	1	from	from	ADP
cet-13750	120	2	the	the	DET
cet-13750	120	3	discussion	discussion	NOUN
cet-13750	120	4	above	above	ADP
cet-13750	120	5	the	the	DET
cet-13750	120	6	enablers	enabler	NOUN
cet-13750	120	7	and	and	CCONJ
cet-13750	120	8	barriers	barrier	NOUN
cet-13750	120	9	of	of	ADP
cet-13750	120	10	the	the	DET
cet-13750	120	11	sector	sector	NOUN
cet-13750	120	12	are	be	AUX
cet-13750	120	13	summarized	summarize	VERB
cet-13750	120	14	below	below	ADV
cet-13750	120	15	.	.	PUNCT
cet-13750	121	1	the	the	DET
cet-13750	121	2	enabler	enabler	NOUN
cet-13750	121	3	of	of	ADP
cet-13750	121	4	the	the	DET
cet-13750	121	5	sector	sector	NOUN
cet-13750	121	6	,	,	PUNCT
cet-13750	121	7	that	that	PRON
cet-13750	121	8	support	support	VERB
cet-13750	121	9	the	the	DET
cet-13750	121	10	growth	growth	NOUN
cet-13750	121	11	of	of	ADP
cet-13750	121	12	this	this	DET
cet-13750	121	13	sector	sector	NOUN
cet-13750	121	14	are	be	AUX
cet-13750	121	15	i	i	PRON
cet-13750	121	16	)	)	PUNCT
cet-13750	121	17	joint	joint	ADJ
cet-13750	121	18	cooperation	cooperation	NOUN
cet-13750	121	19	at	at	ADP
cet-13750	121	20	various	various	ADJ
cet-13750	121	21	focuses	focus	NOUN
cet-13750	121	22	from	from	ADP
cet-13750	121	23	stakeholders	stakeholder	NOUN
cet-13750	121	24	such	such	ADJ
cet-13750	121	25	as	as	ADP
cet-13750	121	26	government	government	NOUN
cet-13750	121	27	bodies	body	NOUN
cet-13750	121	28	and	and	CCONJ
cet-13750	121	29	policymakers	policymaker	NOUN
cet-13750	121	30	,	,	PUNCT
cet-13750	121	31	industry	industry	NOUN
cet-13750	121	32	,	,	PUNCT
cet-13750	121	33	and	and	CCONJ
cet-13750	121	34	academic	academic	ADJ
cet-13750	121	35	sectors	sector	NOUN
cet-13750	121	36	.	.	PUNCT
cet-13750	122	1	ii	ii	X
cet-13750	122	2	)	)	PUNCT
cet-13750	122	3	repurposing	repurpose	VERB
cet-13750	122	4	existing	exist	VERB
cet-13750	122	5	pipelines	pipeline	NOUN
cet-13750	122	6	offer	offer	VERB
cet-13750	122	7	a	a	DET
cet-13750	122	8	saving	saving	NOUN
cet-13750	122	9	of	of	ADP
cet-13750	122	10	up	up	ADP
cet-13750	122	11	to	to	PART
cet-13750	122	12	70	70	NUM
cet-13750	122	13	%	%	NOUN
cet-13750	122	14	when	when	SCONJ
cet-13750	122	15	compared	compare	VERB
cet-13750	122	16	to	to	ADP
cet-13750	122	17	erecting	erect	VERB
cet-13750	122	18	a	a	DET
cet-13750	122	19	new	new	ADJ
cet-13750	122	20	pipeline	pipeline	NOUN
cet-13750	122	21	.	.	PUNCT
cet-13750	123	1	71	71	NUM
cet-13750	123	2	iii	iii	NOUN
cet-13750	123	3	)	)	PUNCT
cet-13750	123	4	carbon	carbon	NOUN
cet-13750	123	5	pricing	pricing	NOUN
cet-13750	123	6	hit	hit	VERB
cet-13750	123	7	up	up	ADP
cet-13750	123	8	to	to	PART
cet-13750	123	9	€	€	SYM
cet-13750	123	10	100	100	NUM
cet-13750	123	11	/	/	SYM
cet-13750	123	12	tonne	tonne	NOUN
cet-13750	123	13	of	of	ADP
cet-13750	123	14	carbon	carbon	NOUN
cet-13750	123	15	emitted	emit	VERB
cet-13750	123	16	incentivizing	incentivize	VERB
cet-13750	123	17	low	low	ADJ
cet-13750	123	18	-	-	PUNCT
cet-13750	123	19	carbon	carbon	NOUN
cet-13750	123	20	technologies	technology	NOUN
cet-13750	123	21	and	and	CCONJ
cet-13750	123	22	encouraging	encourage	VERB
cet-13750	123	23	a	a	DET
cet-13750	123	24	switch	switch	NOUN
cet-13750	123	25	to	to	ADP
cet-13750	123	26	cleaner	clean	ADJ
cet-13750	123	27	energy	energy	NOUN
cet-13750	123	28	.	.	PUNCT
cet-13750	124	1	iv	iv	X
cet-13750	124	2	)	)	PUNCT
cet-13750	124	3	financial	financial	ADJ
cet-13750	124	4	,	,	PUNCT
cet-13750	124	5	aid	aid	NOUN
cet-13750	124	6	in	in	ADP
cet-13750	124	7	the	the	DET
cet-13750	124	8	form	form	NOUN
cet-13750	124	9	of	of	ADP
cet-13750	124	10	tax	tax	NOUN
cet-13750	124	11	credits	credit	NOUN
cet-13750	124	12	,	,	PUNCT
cet-13750	124	13	hydrogen	hydrogen	NOUN
cet-13750	124	14	banks	bank	NOUN
cet-13750	124	15	,	,	PUNCT
cet-13750	124	16	and	and	CCONJ
cet-13750	124	17	more	more	ADV
cet-13750	124	18	private	private	ADJ
cet-13750	124	19	sector	sector	NOUN
cet-13750	124	20	participation	participation	NOUN
cet-13750	124	21	in	in	ADP
cet-13750	124	22	giving	give	VERB
cet-13750	124	23	solidarity	solidarity	NOUN
cet-13750	124	24	to	to	ADP
cet-13750	124	25	hydrogen	hydrogen	NOUN
cet-13750	124	26	technologies	technology	NOUN
cet-13750	124	27	will	will	AUX
cet-13750	124	28	support	support	VERB
cet-13750	124	29	further	further	ADJ
cet-13750	124	30	expansion	expansion	NOUN
cet-13750	124	31	of	of	ADP
cet-13750	124	32	this	this	DET
cet-13750	124	33	sector	sector	NOUN
cet-13750	124	34	.	.	PUNCT
cet-13750	125	1	on	on	ADP
cet-13750	125	2	the	the	DET
cet-13750	125	3	contrary	contrary	NOUN
cet-13750	125	4	,	,	PUNCT
cet-13750	125	5	the	the	DET
cet-13750	125	6	barriers	barrier	NOUN
cet-13750	125	7	to	to	ADP
cet-13750	125	8	full	full	ADJ
cet-13750	125	9	deployment	deployment	NOUN
cet-13750	125	10	of	of	ADP
cet-13750	125	11	h2	h2	NOUN
cet-13750	125	12	utilization	utilization	NOUN
cet-13750	125	13	needs	need	VERB
cet-13750	125	14	to	to	PART
cet-13750	125	15	be	be	AUX
cet-13750	125	16	resolved	resolve	VERB
cet-13750	125	17	from	from	ADP
cet-13750	125	18	the	the	DET
cet-13750	125	19	grass	grass	NOUN
cet-13750	125	20	root	root	NOUN
cet-13750	125	21	,	,	PUNCT
cet-13750	125	22	such	such	ADJ
cet-13750	125	23	as	as	ADP
cet-13750	125	24	i	i	PROPN
cet-13750	125	25	)	)	PUNCT
cet-13750	125	26	a	a	DET
cet-13750	125	27	fully	fully	ADV
cet-13750	125	28	established	establish	VERB
cet-13750	125	29	infrastructure	infrastructure	NOUN
cet-13750	125	30	to	to	PART
cet-13750	125	31	meet	meet	VERB
cet-13750	125	32	the	the	DET
cet-13750	125	33	future	future	ADJ
cet-13750	125	34	needs	need	NOUN
cet-13750	125	35	of	of	ADP
cet-13750	125	36	h2	h2	PROPN
cet-13750	125	37	demand	demand	NOUN
cet-13750	125	38	ii	ii	PROPN
cet-13750	125	39	)	)	PUNCT
cet-13750	125	40	the	the	DET
cet-13750	125	41	knowledge	knowledge	NOUN
cet-13750	125	42	gap	gap	NOUN
cet-13750	125	43	in	in	ADP
cet-13750	125	44	complex	complex	ADJ
cet-13750	125	45	gas	gas	NOUN
cet-13750	125	46	mixture	mixture	NOUN
cet-13750	125	47	behavior	behavior	NOUN
cet-13750	125	48	in	in	ADP
cet-13750	125	49	distribution	distribution	NOUN
cet-13750	125	50	networks	network	NOUN
cet-13750	125	51	,	,	PUNCT
cet-13750	125	52	unlike	unlike	ADP
cet-13750	125	53	long	long	ADJ
cet-13750	125	54	-	-	PUNCT
cet-13750	125	55	distance	distance	NOUN
cet-13750	125	56	straight	straight	ADJ
cet-13750	125	57	pipelines	pipeline	NOUN
cet-13750	125	58	,	,	PUNCT
cet-13750	125	59	at	at	ADP
cet-13750	125	60	valves	valve	NOUN
cet-13750	125	61	,	,	PUNCT
cet-13750	125	62	bends	bend	NOUN
cet-13750	125	63	,	,	PUNCT
cet-13750	125	64	etc	etc	X
cet-13750	125	65	.	.	X
cet-13750	125	66	ii	ii	PROPN
cet-13750	125	67	)	)	PUNCT
cet-13750	125	68	the	the	DET
cet-13750	125	69	need	need	NOUN
cet-13750	125	70	for	for	ADP
cet-13750	125	71	upgrading	upgrade	VERB
cet-13750	125	72	end	end	NOUN
cet-13750	125	73	-	-	PUNCT
cet-13750	125	74	user	user	NOUN
cet-13750	125	75	equipment	equipment	NOUN
cet-13750	125	76	such	such	ADJ
cet-13750	125	77	as	as	ADP
cet-13750	125	78	boilers	boiler	NOUN
cet-13750	125	79	and	and	CCONJ
cet-13750	125	80	gas	gas	NOUN
cet-13750	125	81	burners	burner	NOUN
cet-13750	125	82	for	for	ADP
cet-13750	125	83	higher	high	ADJ
cet-13750	125	84	percent	percent	NOUN
cet-13750	125	85	h2	h2	PROPN
cet-13750	125	86	vol%	vol%	PROPN
cet-13750	125	87	.	.	PUNCT
cet-13750	126	1	iii	iii	X
cet-13750	126	2	)	)	PUNCT
cet-13750	126	3	gas	gas	NOUN
cet-13750	126	4	quality	quality	NOUN
cet-13750	126	5	measurement	measurement	NOUN
cet-13750	126	6	and	and	CCONJ
cet-13750	126	7	tariff	tariff	NOUN
cet-13750	126	8	standardization	standardization	NOUN
cet-13750	126	9	across	across	ADP
cet-13750	126	10	different	different	ADJ
cet-13750	126	11	users	user	NOUN
cet-13750	126	12	.	.	PUNCT
cet-13750	127	1	iv	iv	X
cet-13750	127	2	)	)	PUNCT
cet-13750	127	3	the	the	DET
cet-13750	127	4	additional	additional	ADJ
cet-13750	127	5	safety	safety	NOUN
cet-13750	127	6	measures	measure	NOUN
cet-13750	127	7	against	against	ADP
cet-13750	127	8	possible	possible	ADJ
cet-13750	127	9	explosions	explosion	NOUN
cet-13750	127	10	to	to	PART
cet-13750	127	11	be	be	AUX
cet-13750	127	12	put	put	VERB
cet-13750	127	13	in	in	ADP
cet-13750	127	14	place	place	NOUN
cet-13750	127	15	and	and	CCONJ
cet-13750	127	16	assessing	assess	VERB
cet-13750	127	17	the	the	DET
cet-13750	127	18	willingness	willingness	NOUN
cet-13750	127	19	of	of	ADP
cet-13750	127	20	existing	exist	VERB
cet-13750	127	21	end	end	NOUN
cet-13750	127	22	-	-	PUNCT
cet-13750	127	23	users	user	NOUN
cet-13750	127	24	.	.	PUNCT
cet-13750	128	1	acknowledgments	acknowledgment	NOUN
cet-13750	128	2	the	the	DET
cet-13750	128	3	research	research	NOUN
cet-13750	128	4	is	be	AUX
cet-13750	128	5	supported	support	VERB
cet-13750	128	6	and	and	CCONJ
cet-13750	128	7	co	co	VERB
cet-13750	128	8	-	-	VERB
cet-13750	128	9	funded	fund	VERB
cet-13750	128	10	by	by	ADP
cet-13750	128	11	amg	amg	PROPN
cet-13750	128	12	energia	energia	PROPN
cet-13750	128	13	s.p.a	s.p.a	PROPN
cet-13750	128	14	.	.	PROPN
cet-13750	128	15	and	and	CCONJ
cet-13750	128	16	istituto	istituto	PROPN
cet-13750	128	17	di	di	PROPN
cet-13750	128	18	tecnologie	tecnologie	PROPN
cet-13750	128	19	avanzate	avanzate	NOUN
cet-13750	128	20	per	per	ADP
cet-13750	128	21	l’energia	l’energia	PROPN
cet-13750	128	22	“	"	PUNCT
cet-13750	128	23	nicola	nicola	PROPN
cet-13750	128	24	giordano	giordano	PROPN
cet-13750	128	25	”	"	PUNCT
cet-13750	128	26	,	,	PUNCT
cet-13750	128	27	consiglio	consiglio	PROPN
cet-13750	128	28	nazionale	nazionale	PROPN
cet-13750	128	29	delle	delle	PROPN
cet-13750	128	30	ricerche	ricerche	X
cet-13750	128	31	(	(	PUNCT
cet-13750	128	32	cnr	cnr	NOUN
cet-13750	128	33	itae	itae	PROPN
cet-13750	128	34	)	)	PUNCT
cet-13750	128	35	.	.	PUNCT
cet-13750	129	1	references	reference	NOUN
cet-13750	129	2	atrens	atren	NOUN
cet-13750	129	3	,	,	PUNCT
cet-13750	129	4	a.	a.	NOUN
cet-13750	129	5	,	,	PUNCT
cet-13750	129	6	gray	gray	ADJ
cet-13750	129	7	,	,	PUNCT
cet-13750	129	8	e.	e.	PROPN
cet-13750	129	9	,	,	PUNCT
cet-13750	129	10	venezuela	venezuela	PROPN
cet-13750	129	11	,	,	PUNCT
cet-13750	129	12	j.	j.	PROPN
cet-13750	129	13	,	,	PUNCT
cet-13750	129	14	hoschke	hoschke	PROPN
cet-13750	129	15	,	,	PUNCT
cet-13750	129	16	j.	j.	PROPN
cet-13750	129	17	,	,	PUNCT
cet-13750	129	18	&	&	CCONJ
cet-13750	129	19	roethig	roethig	PROPN
cet-13750	129	20	,	,	PUNCT
cet-13750	129	21	m.	m.	NOUN
cet-13750	129	22	(	(	PUNCT
cet-13750	129	23	2023	2023	NUM
cet-13750	129	24	)	)	PUNCT
cet-13750	129	25	.	.	PUNCT
cet-13750	130	1	feasibility	feasibility	NOUN
cet-13750	130	2	of	of	ADP
cet-13750	130	3	the	the	DET
cet-13750	130	4	use	use	NOUN
cet-13750	130	5	of	of	ADP
cet-13750	130	6	gas	gas	NOUN
cet-13750	130	7	phase	phase	NOUN
cet-13750	130	8	inhibition	inhibition	NOUN
cet-13750	130	9	of	of	ADP
cet-13750	130	10	hydrogen	hydrogen	NOUN
cet-13750	130	11	embrittlement	embrittlement	NOUN
cet-13750	130	12	in	in	ADP
cet-13750	130	13	gas	gas	NOUN
cet-13750	130	14	transmission	transmission	NOUN
cet-13750	130	15	pipelines	pipeline	NOUN
cet-13750	130	16	carrying	carry	VERB
cet-13750	130	17	hydrogen	hydrogen	NOUN
cet-13750	130	18	:	:	PUNCT
cet-13750	130	19	a	a	DET
cet-13750	130	20	review	review	NOUN
cet-13750	130	21	.	.	PUNCT
cet-13750	131	1	jom	jom	PROPN
cet-13750	131	2	,	,	PUNCT
cet-13750	131	3	75(1	75(1	NOUN
cet-13750	131	4	)	)	PUNCT
cet-13750	131	5	,	,	PUNCT
cet-13750	131	6	232–238	232–238	NUM
cet-13750	131	7	.	.	PUNCT
cet-13750	131	8	barthélémy	barthélémy	PROPN
cet-13750	131	9	,	,	PUNCT
cet-13750	131	10	h.	h.	PROPN
cet-13750	131	11	(	(	PUNCT
cet-13750	131	12	2007	2007	NUM
cet-13750	131	13	)	)	PUNCT
cet-13750	131	14	.	.	PUNCT
cet-13750	132	1	compatibility	compatibility	NOUN
cet-13750	132	2	of	of	ADP
cet-13750	132	3	metallic	metallic	ADJ
cet-13750	132	4	materials	material	NOUN
cet-13750	132	5	with	with	ADP
cet-13750	132	6	hydrogen	hydrogen	NOUN
cet-13750	132	7	review	review	NOUN
cet-13750	132	8	of	of	ADP
cet-13750	132	9	the	the	DET
cet-13750	132	10	present	present	ADJ
cet-13750	132	11	knowledge	knowledge	NOUN
cet-13750	132	12	.	.	PUNCT
cet-13750	133	1	https://www.h2knowledgecentre.com/content/conference277#.zazcivezro0.mendeley	https://www.h2knowledgecentre.com/content/conference277#.zazcivezro0.mendeley	PROPN
cet-13750	133	2	blanchard	blanchard	PROPN
cet-13750	133	3	,	,	PUNCT
cet-13750	133	4	l.	l.	PROPN
cet-13750	133	5	,	,	PUNCT
cet-13750	133	6	briottet	briottet	NOUN
cet-13750	133	7	,	,	PUNCT
cet-13750	133	8	l.	l.	PROPN
cet-13750	133	9	,	,	PUNCT
cet-13750	133	10	milin	milin	PROPN
cet-13750	133	11	,	,	PUNCT
cet-13750	133	12	p.	p.	PROPN
cet-13750	133	13	,	,	PUNCT
cet-13750	133	14	&	&	CCONJ
cet-13750	133	15	schaffert	schaffert	PROPN
cet-13750	133	16	,	,	PUNCT
cet-13750	133	17	j.	j.	PROPN
cet-13750	133	18	(	(	PUNCT
cet-13750	133	19	2020	2020	NUM
cet-13750	133	20	)	)	PUNCT
cet-13750	133	21	.	.	PUNCT
cet-13750	134	1	non	non	ADJ
cet-13750	134	2	-	-	ADJ
cet-13750	134	3	combustion	combustion	ADJ
cet-13750	134	4	related	relate	VERB
cet-13750	134	5	impact	impact	NOUN
cet-13750	134	6	of	of	ADP
cet-13750	134	7	hydrogen	hydrogen	NOUN
cet-13750	134	8	admixture	admixture	NOUN
cet-13750	134	9	-	-	PUNCT
cet-13750	134	10	material	material	NOUN
cet-13750	134	11	compatibility	compatibility	NOUN
cet-13750	134	12	.	.	PUNCT
cet-13750	135	1	cazenave	cazenave	PROPN
cet-13750	135	2	,	,	PUNCT
cet-13750	135	3	p.	p.	PROPN
cet-13750	135	4	,	,	PUNCT
cet-13750	135	5	jimenez	jimenez	PROPN
cet-13750	135	6	,	,	PUNCT
cet-13750	135	7	k.	k.	PROPN
cet-13750	135	8	,	,	PUNCT
cet-13750	135	9	gao	gao	PROPN
cet-13750	135	10	,	,	PUNCT
cet-13750	135	11	m.	m.	NOUN
cet-13750	135	12	,	,	PUNCT
cet-13750	135	13	moneta	moneta	PROPN
cet-13750	135	14	,	,	PUNCT
cet-13750	135	15	a.	a.	PROPN
cet-13750	135	16	,	,	PUNCT
cet-13750	135	17	&	&	CCONJ
cet-13750	135	18	hryciuk	hryciuk	PROPN
cet-13750	135	19	,	,	PUNCT
cet-13750	135	20	p.	p.	NOUN
cet-13750	135	21	(	(	PUNCT
cet-13750	135	22	2021	2021	NUM
cet-13750	135	23	)	)	PUNCT
cet-13750	135	24	.	.	PUNCT
cet-13750	136	1	hydrogen	hydrogen	NOUN
cet-13750	136	2	assisted	assist	VERB
cet-13750	136	3	cracking	cracking	NOUN
cet-13750	136	4	driven	drive	VERB
cet-13750	136	5	by	by	ADP
cet-13750	136	6	cathodic	cathodic	NOUN
cet-13750	136	7	protection	protection	NOUN
cet-13750	136	8	operated	operate	VERB
cet-13750	136	9	at	at	ADP
cet-13750	136	10	near	near	ADP
cet-13750	136	11	−1200	−1200	PROPN
cet-13750	136	12	mv	mv	PROPN
cet-13750	136	13	cse	cse	NOUN
cet-13750	136	14	–	–	PUNCT
cet-13750	136	15	an	an	DET
cet-13750	136	16	onshore	onshore	ADJ
cet-13750	136	17	natural	natural	ADJ
cet-13750	136	18	gas	gas	NOUN
cet-13750	136	19	pipeline	pipeline	NOUN
cet-13750	136	20	failure	failure	NOUN
cet-13750	136	21	.	.	PUNCT
cet-13750	137	1	journal	journal	NOUN
cet-13750	137	2	of	of	ADP
cet-13750	137	3	pipeline	pipeline	NOUN
cet-13750	137	4	science	science	NOUN
cet-13750	137	5	and	and	CCONJ
cet-13750	137	6	engineering	engineering	NOUN
cet-13750	137	7	,	,	PUNCT
cet-13750	137	8	1(1	1(1	NUM
cet-13750	137	9	)	)	PUNCT
cet-13750	137	10	,	,	PUNCT
cet-13750	137	11	100–121	100–121	NUM
cet-13750	137	12	.	.	PUNCT
cet-13750	137	13	eprs	eprs	PROPN
cet-13750	137	14	.	.	PUNCT
cet-13750	138	1	(	(	PUNCT
cet-13750	138	2	2021	2021	NUM
cet-13750	138	3	)	)	PUNCT
cet-13750	138	4	.	.	PUNCT
cet-13750	139	1	the	the	DET
cet-13750	139	2	potential	potential	NOUN
cet-13750	139	3	of	of	ADP
cet-13750	139	4	hydrogen	hydrogen	NOUN
cet-13750	139	5	for	for	ADP
cet-13750	139	6	decarbonising	decarbonise	VERB
cet-13750	139	7	eu	eu	PROPN
cet-13750	139	8	industry	industry	NOUN
cet-13750	139	9	.	.	PUNCT
cet-13750	140	1	ehb	ehb	PROPN
cet-13750	140	2	.	.	PUNCT
cet-13750	141	1	(	(	PUNCT
cet-13750	141	2	2022	2022	NUM
cet-13750	141	3	)	)	PUNCT
cet-13750	141	4	.	.	PUNCT
cet-13750	142	1	five	five	NUM
cet-13750	142	2	hydrogen	hydrogen	NOUN
cet-13750	142	3	corridors	corridor	NOUN
cet-13750	142	4	for	for	ADP
cet-13750	142	5	europe	europe	PROPN
cet-13750	142	6	executive	executive	PROPN
cet-13750	142	7	summary	summary	NOUN
cet-13750	142	8	erdener	erdener	NOUN
cet-13750	142	9	,	,	PUNCT
cet-13750	142	10	b.	b.	PROPN
cet-13750	142	11	c.	c.	PROPN
cet-13750	142	12	,	,	PUNCT
cet-13750	142	13	sergi	sergi	PROPN
cet-13750	142	14	,	,	PUNCT
cet-13750	142	15	b.	b.	PROPN
cet-13750	142	16	,	,	PUNCT
cet-13750	142	17	guerra	guerra	PROPN
cet-13750	142	18	,	,	PUNCT
cet-13750	142	19	o.	o.	PROPN
cet-13750	142	20	j.	j.	PROPN
cet-13750	142	21	,	,	PUNCT
cet-13750	142	22	lazaro	lazaro	PROPN
cet-13750	142	23	chueca	chueca	PROPN
cet-13750	142	24	,	,	PUNCT
cet-13750	142	25	a.	a.	NOUN
cet-13750	142	26	,	,	PUNCT
cet-13750	142	27	pambour	pambour	PROPN
cet-13750	142	28	,	,	PUNCT
cet-13750	142	29	k.	k.	PROPN
cet-13750	142	30	,	,	PUNCT
cet-13750	142	31	brancucci	brancucci	PROPN
cet-13750	142	32	,	,	PUNCT
cet-13750	142	33	c.	c.	PROPN
cet-13750	142	34	,	,	PUNCT
cet-13750	142	35	&	&	CCONJ
cet-13750	142	36	hodge	hodge	PROPN
cet-13750	142	37	,	,	PUNCT
cet-13750	142	38	b.-m	b.-m	PROPN
cet-13750	142	39	.	.	PUNCT
cet-13750	142	40	(	(	PUNCT
cet-13750	142	41	2023	2023	NUM
cet-13750	142	42	)	)	PUNCT
cet-13750	142	43	.	.	PUNCT
cet-13750	143	1	a	a	DET
cet-13750	143	2	review	review	NOUN
cet-13750	143	3	of	of	ADP
cet-13750	143	4	technical	technical	ADJ
cet-13750	143	5	and	and	CCONJ
cet-13750	143	6	regulatory	regulatory	ADJ
cet-13750	143	7	limits	limit	NOUN
cet-13750	143	8	for	for	ADP
cet-13750	143	9	hydrogen	hydrogen	NOUN
cet-13750	143	10	blending	blending	NOUN
cet-13750	143	11	in	in	ADP
cet-13750	143	12	natural	natural	ADJ
cet-13750	143	13	gas	gas	NOUN
cet-13750	143	14	pipelines	pipeline	NOUN
cet-13750	143	15	.	.	PUNCT
cet-13750	144	1	international	international	ADJ
cet-13750	144	2	journal	journal	PROPN
cet-13750	144	3	of	of	ADP
cet-13750	144	4	hydrogen	hydrogen	NOUN
cet-13750	144	5	energy	energy	NOUN
cet-13750	144	6	,	,	PUNCT
cet-13750	144	7	48(14	48(14	NOUN
cet-13750	144	8	)	)	PUNCT
cet-13750	144	9	,	,	PUNCT
cet-13750	144	10	5595–5617	5595–5617	NUM
cet-13750	144	11	.	.	PUNCT
cet-13750	145	1	guzzo	guzzo	PROPN
cet-13750	145	2	,	,	PUNCT
cet-13750	145	3	g.	g.	PROPN
cet-13750	145	4	,	,	PUNCT
cet-13750	145	5	cheli	cheli	PROPN
cet-13750	145	6	,	,	PUNCT
cet-13750	145	7	l.	l.	PROPN
cet-13750	145	8	,	,	PUNCT
cet-13750	145	9	&	&	CCONJ
cet-13750	145	10	carcasci	carcasci	PROPN
cet-13750	145	11	,	,	PUNCT
cet-13750	145	12	c.	c.	NOUN
cet-13750	145	13	(	(	PUNCT
cet-13750	145	14	2022	2022	NUM
cet-13750	145	15	)	)	PUNCT
cet-13750	145	16	.	.	PUNCT
cet-13750	146	1	hydrogen	hydrogen	NOUN
cet-13750	146	2	blending	blending	NOUN
cet-13750	146	3	in	in	ADP
cet-13750	146	4	the	the	DET
cet-13750	146	5	italian	italian	ADJ
cet-13750	146	6	scenario	scenario	NOUN
cet-13750	146	7	:	:	PUNCT
cet-13750	146	8	effects	effect	NOUN
cet-13750	146	9	on	on	ADP
cet-13750	146	10	a	a	DET
cet-13750	146	11	real	real	ADJ
cet-13750	146	12	distribution	distribution	NOUN
cet-13750	146	13	network	network	NOUN
cet-13750	146	14	considering	consider	VERB
cet-13750	146	15	natural	natural	ADJ
cet-13750	146	16	gas	gas	NOUN
cet-13750	146	17	origin	origin	NOUN
cet-13750	146	18	.	.	PUNCT
cet-13750	147	1	journal	journal	NOUN
cet-13750	147	2	of	of	ADP
cet-13750	147	3	cleaner	clean	ADJ
cet-13750	147	4	production	production	NOUN
cet-13750	147	5	,	,	PUNCT
cet-13750	147	6	379	379	NUM
cet-13750	147	7	,	,	PUNCT
cet-13750	147	8	134682	134682	NUM
cet-13750	147	9	.	.	PUNCT
cet-13750	148	1	https://doi.org/10.1016/j.jclepro.2022.134682	https://doi.org/10.1016/j.jclepro.2022.134682	ADJ
cet-13750	148	2	haeseldonckx	haeseldonckx	PROPN
cet-13750	148	3	,	,	PUNCT
cet-13750	148	4	d.	d.	PROPN
cet-13750	148	5	,	,	PUNCT
cet-13750	148	6	&	&	CCONJ
cet-13750	148	7	d’haeseleer	d’haeseleer	PROPN
cet-13750	148	8	,	,	PUNCT
cet-13750	148	9	w.	w.	NOUN
cet-13750	148	10	(	(	PUNCT
cet-13750	148	11	2007	2007	NUM
cet-13750	148	12	)	)	PUNCT
cet-13750	148	13	.	.	PUNCT
cet-13750	149	1	the	the	DET
cet-13750	149	2	use	use	NOUN
cet-13750	149	3	of	of	ADP
cet-13750	149	4	the	the	DET
cet-13750	149	5	natural	natural	ADJ
cet-13750	149	6	-	-	PUNCT
cet-13750	149	7	gas	gas	NOUN
cet-13750	149	8	pipeline	pipeline	NOUN
cet-13750	149	9	infrastructure	infrastructure	NOUN
cet-13750	149	10	for	for	ADP
cet-13750	149	11	hydrogen	hydrogen	NOUN
cet-13750	149	12	transport	transport	NOUN
cet-13750	149	13	in	in	ADP
cet-13750	149	14	a	a	DET
cet-13750	149	15	changing	change	VERB
cet-13750	149	16	market	market	NOUN
cet-13750	149	17	structure	structure	NOUN
cet-13750	149	18	.	.	PUNCT
cet-13750	150	1	international	international	ADJ
cet-13750	150	2	journal	journal	PROPN
cet-13750	150	3	of	of	ADP
cet-13750	150	4	hydrogen	hydrogen	NOUN
cet-13750	150	5	energy	energy	NOUN
cet-13750	150	6	,	,	PUNCT
cet-13750	150	7	32(10	32(10	NUM
cet-13750	150	8	)	)	PUNCT
cet-13750	150	9	,	,	PUNCT
cet-13750	150	10	1381–1386	1381–1386	NUM
cet-13750	150	11	.	.	PUNCT
cet-13750	151	1	han	han	PROPN
cet-13750	151	2	,	,	PUNCT
cet-13750	151	3	p.	p.	PROPN
cet-13750	151	4	,	,	PUNCT
cet-13750	151	5	chen	chen	PROPN
cet-13750	151	6	,	,	PUNCT
cet-13750	151	7	c.	c.	PROPN
cet-13750	151	8	,	,	PUNCT
cet-13750	151	9	yu	yu	PROPN
cet-13750	151	10	,	,	PUNCT
cet-13750	151	11	h.	h.	PROPN
cet-13750	151	12	,	,	PUNCT
cet-13750	151	13	xu	xu	PROPN
cet-13750	151	14	,	,	PUNCT
cet-13750	151	15	y.	y.	PROPN
cet-13750	151	16	,	,	PUNCT
cet-13750	151	17	&	&	CCONJ
cet-13750	151	18	zheng	zheng	PROPN
cet-13750	151	19	,	,	PUNCT
cet-13750	151	20	y.	y.	PROPN
cet-13750	151	21	(	(	PUNCT
cet-13750	151	22	2016	2016	NUM
cet-13750	151	23	)	)	PUNCT
cet-13750	151	24	.	.	PUNCT
cet-13750	152	1	study	study	NOUN
cet-13750	152	2	of	of	ADP
cet-13750	152	3	pitting	pit	VERB
cet-13750	152	4	corrosion	corrosion	NOUN
cet-13750	152	5	of	of	ADP
cet-13750	152	6	l245	l245	PROPN
cet-13750	152	7	steel	steel	NOUN
cet-13750	152	8	in	in	ADP
cet-13750	152	9	h2s	h2s	NOUN
cet-13750	152	10	environments	environment	NOUN
cet-13750	152	11	induced	induce	VERB
cet-13750	152	12	by	by	ADP
cet-13750	152	13	imidazoline	imidazoline	NOUN
cet-13750	152	14	quaternary	quaternary	ADJ
cet-13750	152	15	ammonium	ammonium	NOUN
cet-13750	152	16	salts	salt	NOUN
cet-13750	152	17	.	.	PUNCT
cet-13750	153	1	corrosion	corrosion	NOUN
cet-13750	153	2	science	science	NOUN
cet-13750	153	3	,	,	PUNCT
cet-13750	153	4	112	112	NUM
cet-13750	153	5	,	,	PUNCT
cet-13750	153	6	128–137	128–137	NUM
cet-13750	153	7	.	.	PUNCT
cet-13750	154	1	jamie	jamie	PROPN
cet-13750	154	2	speirs	speirs	PROPN
cet-13750	154	3	,	,	PUNCT
cet-13750	154	4	paul	paul	PROPN
cet-13750	154	5	balcombe	balcombe	NOUN
cet-13750	154	6	,	,	PUNCT
cet-13750	154	7	erin	erin	PROPN
cet-13750	154	8	johnson	johnson	PROPN
cet-13750	154	9	,	,	PUNCT
cet-13750	154	10	jeanne	jeanne	PROPN
cet-13750	154	11	martin	martin	PROPN
cet-13750	154	12	,	,	PUNCT
cet-13750	154	13	nigel	nigel	PROPN
cet-13750	154	14	brandon	brandon	PROPN
cet-13750	154	15	,	,	PUNCT
cet-13750	154	16	&	&	CCONJ
cet-13750	154	17	adam	adam	PROPN
cet-13750	154	18	hawkes	hawkes	PROPN
cet-13750	154	19	.	.	PUNCT
cet-13750	155	1	(	(	PUNCT
cet-13750	155	2	2017	2017	NUM
cet-13750	155	3	)	)	PUNCT
cet-13750	155	4	.	.	PUNCT
cet-13750	156	1	a	a	DET
cet-13750	156	2	greener	green	ADJ
cet-13750	156	3	gas	gas	NOUN
cet-13750	156	4	grid	grid	NOUN
cet-13750	156	5	:	:	PUNCT
cet-13750	156	6	what	what	PRON
cet-13750	156	7	are	be	AUX
cet-13750	156	8	the	the	DET
cet-13750	156	9	options?-wp3	options?-wp3	PROPN
cet-13750	156	10	.	.	PUNCT
cet-13750	157	1	lowesmith	lowesmith	PROPN
cet-13750	157	2	,	,	PUNCT
cet-13750	157	3	b.	b.	PROPN
cet-13750	157	4	j.	j.	PROPN
cet-13750	157	5	,	,	PUNCT
cet-13750	157	6	hankinson	hankinson	PROPN
cet-13750	157	7	,	,	PUNCT
cet-13750	157	8	g.	g.	PROPN
cet-13750	157	9	,	,	PUNCT
cet-13750	157	10	&	&	CCONJ
cet-13750	157	11	johnson	johnson	PROPN
cet-13750	157	12	,	,	PUNCT
cet-13750	157	13	d.	d.	PROPN
cet-13750	157	14	m.	m.	PROPN
cet-13750	157	15	(	(	PUNCT
cet-13750	157	16	2011	2011	NUM
cet-13750	157	17	)	)	PUNCT
cet-13750	157	18	.	.	PUNCT
cet-13750	158	1	vapour	vapour	PROPN
cet-13750	158	2	cloud	cloud	NOUN
cet-13750	158	3	explosions	explosion	NOUN
cet-13750	158	4	in	in	ADP
cet-13750	158	5	a	a	DET
cet-13750	158	6	long	long	ADJ
cet-13750	158	7	congested	congested	ADJ
cet-13750	158	8	region	region	NOUN
cet-13750	158	9	involving	involve	VERB
cet-13750	158	10	methane	methane	NOUN
cet-13750	158	11	/	/	SYM
cet-13750	158	12	hydrogen	hydrogen	NOUN
cet-13750	158	13	mixtures	mixture	NOUN
cet-13750	158	14	.	.	PUNCT
cet-13750	159	1	process	process	NOUN
cet-13750	159	2	safety	safety	NOUN
cet-13750	159	3	and	and	CCONJ
cet-13750	159	4	environmental	environmental	ADJ
cet-13750	159	5	protection	protection	NOUN
cet-13750	159	6	,	,	PUNCT
cet-13750	159	7	89(4	89(4	NOUN
cet-13750	159	8	)	)	PUNCT
cet-13750	159	9	,	,	PUNCT
cet-13750	159	10	234–247	234–247	NUM
cet-13750	159	11	.	.	PUNCT
cet-13750	160	1	https://doi.org/https://doi.org/10.1016/j.psep.2011.04.002	https://doi.org/https://doi.org/10.1016/j.psep.2011.04.002	PROPN
cet-13750	160	2	makarenko	makarenko	PROPN
cet-13750	160	3	,	,	PUNCT
cet-13750	160	4	v.	v.	PROPN
cet-13750	160	5	d.	d.	PROPN
cet-13750	160	6	,	,	PUNCT
cet-13750	160	7	shatilo	shatilo	PROPN
cet-13750	160	8	,	,	PUNCT
cet-13750	160	9	s.	s.	PROPN
cet-13750	160	10	p.	p.	PROPN
cet-13750	160	11	,	,	PUNCT
cet-13750	160	12	gumerskii	gumerskii	PROPN
cet-13750	160	13	,	,	PUNCT
cet-13750	160	14	kh	kh	PROPN
cet-13750	160	15	.	.	PUNCT
cet-13750	161	1	kh	kh	PROPN
cet-13750	161	2	.	.	PROPN
cet-13750	161	3	,	,	PUNCT
cet-13750	161	4	&	&	CCONJ
cet-13750	161	5	belyaev	belyaev	PROPN
cet-13750	161	6	,	,	PUNCT
cet-13750	161	7	v.	v.	ADP
cet-13750	161	8	a.	a.	NOUN
cet-13750	161	9	(	(	PUNCT
cet-13750	161	10	2000	2000	NUM
cet-13750	161	11	)	)	PUNCT
cet-13750	161	12	.	.	PUNCT
cet-13750	162	1	effect	effect	NOUN
cet-13750	162	2	of	of	ADP
cet-13750	162	3	oxygen	oxygen	NOUN
cet-13750	162	4	and	and	CCONJ
cet-13750	162	5	hydrogen	hydrogen	NOUN
cet-13750	162	6	sulfide	sulfide	NOUN
cet-13750	162	7	on	on	ADP
cet-13750	162	8	carbon	carbon	NOUN
cet-13750	162	9	dioxide	dioxide	NOUN
cet-13750	162	10	corrosion	corrosion	NOUN
cet-13750	162	11	of	of	ADP
cet-13750	162	12	welded	weld	VERB
cet-13750	162	13	structures	structure	NOUN
cet-13750	162	14	of	of	ADP
cet-13750	162	15	oil	oil	NOUN
cet-13750	162	16	and	and	CCONJ
cet-13750	162	17	gas	gas	NOUN
cet-13750	162	18	installations	installation	NOUN
cet-13750	162	19	.	.	PUNCT
cet-13750	163	1	chemical	chemical	NOUN
cet-13750	163	2	and	and	CCONJ
cet-13750	163	3	petroleum	petroleum	NOUN
cet-13750	163	4	engineering	engineering	NOUN
cet-13750	163	5	,	,	PUNCT
cet-13750	163	6	36(2	36(2	NUM
cet-13750	163	7	)	)	PUNCT
cet-13750	163	8	,	,	PUNCT
cet-13750	163	9	125–130	125–130	NUM
cet-13750	163	10	.	.	PUNCT
cet-13750	164	1	michler	michler	NOUN
cet-13750	164	2	,	,	PUNCT
cet-13750	164	3	t.	t.	PROPN
cet-13750	164	4	,	,	PUNCT
cet-13750	164	5	boitsov	boitsov	PROPN
cet-13750	164	6	,	,	PUNCT
cet-13750	164	7	i.	i.	PROPN
cet-13750	164	8	e.	e.	PROPN
cet-13750	164	9	,	,	PUNCT
cet-13750	164	10	malkov	malkov	PROPN
cet-13750	164	11	,	,	PUNCT
cet-13750	164	12	i.	i.	PROPN
cet-13750	164	13	l.	l.	PROPN
cet-13750	164	14	,	,	PUNCT
cet-13750	164	15	yukhimchuk	yukhimchuk	PROPN
cet-13750	164	16	,	,	PUNCT
cet-13750	164	17	a.	a.	NOUN
cet-13750	164	18	a.	a.	PROPN
cet-13750	164	19	,	,	PUNCT
cet-13750	164	20	&	&	CCONJ
cet-13750	164	21	naumann	naumann	PROPN
cet-13750	164	22	,	,	PUNCT
cet-13750	164	23	j.	j.	PROPN
cet-13750	164	24	(	(	PUNCT
cet-13750	164	25	2012	2012	NUM
cet-13750	164	26	)	)	PUNCT
cet-13750	164	27	.	.	PUNCT
cet-13750	165	1	assessing	assess	VERB
cet-13750	165	2	the	the	DET
cet-13750	165	3	effect	effect	NOUN
cet-13750	165	4	of	of	ADP
cet-13750	165	5	low	low	ADJ
cet-13750	165	6	oxygen	oxygen	NOUN
cet-13750	165	7	concentrations	concentration	NOUN
cet-13750	165	8	in	in	ADP
cet-13750	165	9	gaseous	gaseous	ADJ
cet-13750	165	10	hydrogen	hydrogen	NOUN
cet-13750	165	11	embrittlement	embrittlement	NOUN
cet-13750	165	12	of	of	ADP
cet-13750	165	13	din	din	VERB
cet-13750	165	14	1.4301	1.4301	NUM
cet-13750	165	15	and	and	CCONJ
cet-13750	165	16	1.1200	1.1200	NUM
cet-13750	165	17	steels	steel	NOUN
cet-13750	165	18	at	at	ADP
cet-13750	165	19	high	high	ADJ
cet-13750	165	20	gas	gas	NOUN
cet-13750	165	21	pressures	pressure	NOUN
cet-13750	165	22	.	.	PUNCT
cet-13750	166	1	corrosion	corrosion	NOUN
cet-13750	166	2	science	science	NOUN
cet-13750	166	3	,	,	PUNCT
cet-13750	166	4	65	65	NUM
cet-13750	166	5	,	,	PUNCT
cet-13750	166	6	169–177	169–177	NUM
cet-13750	166	7	.	.	PUNCT
cet-13750	167	1	https://doi.org/10.1016/j.corsci.2012.08.015	https://doi.org/10.1016/j.corsci.2012.08.015	PROPN
cet-13750	167	2	ministero	ministero	PROPN
cet-13750	167	3	della	della	PROPN
cet-13750	167	4	transizione	transizione	NOUN
cet-13750	167	5	ecologica	ecologica	NOUN
cet-13750	167	6	.	.	PUNCT
cet-13750	168	1	(	(	PUNCT
cet-13750	168	2	2022	2022	NUM
cet-13750	168	3	)	)	PUNCT
cet-13750	168	4	.	.	PUNCT
cet-13750	169	1	regola	regola	PROPN
cet-13750	169	2	tecnica	tecnica	PROPN
cet-13750	169	3	sulle	sulle	PROPN
cet-13750	169	4	caratteristiche	caratteristiche	PROPN
cet-13750	169	5	chimico	chimico	PROPN
cet-13750	169	6	fisiche	fisiche	NOUN
cet-13750	169	7	e	e	X
cet-13750	169	8	sulla	sulla	PROPN
cet-13750	169	9	presenza	presenza	PROPN
cet-13750	169	10	di	di	PROPN
cet-13750	169	11	altri	altri	PROPN
cet-13750	169	12	componenti	componenti	PROPN
cet-13750	169	13	nel	nel	PROPN
cet-13750	169	14	gas	gas	PROPN
cet-13750	169	15	combustibile	combustibile	NOUN
cet-13750	169	16	.	.	PUNCT
cet-13750	170	1	mottley	mottley	PROPN
cet-13750	170	2	,	,	PUNCT
cet-13750	170	3	j.	j.	PROPN
cet-13750	170	4	r.	r.	PROPN
cet-13750	170	5	,	,	PUNCT
cet-13750	170	6	&	&	CCONJ
cet-13750	170	7	pfister	pfister	PROPN
cet-13750	170	8	,	,	PUNCT
cet-13750	170	9	w.	w.	PROPN
cet-13750	170	10	c.	c.	PROPN
cet-13750	170	11	(	(	PUNCT
cet-13750	170	12	1963	1963	NUM
cet-13750	170	13	)	)	PUNCT
cet-13750	170	14	.	.	PUNCT
cet-13750	171	1	the	the	DET
cet-13750	171	2	practical	practical	ADJ
cet-13750	171	3	aspects	aspect	NOUN
cet-13750	171	4	of	of	ADP
cet-13750	171	5	handling	handle	VERB
cet-13750	171	6	high	high	ADJ
cet-13750	171	7	-	-	PUNCT
cet-13750	171	8	pressure	pressure	NOUN
cet-13750	171	9	sour	sour	ADJ
cet-13750	171	10	gas	gas	NOUN
cet-13750	171	11	.	.	PUNCT
cet-13750	172	1	drilling	drilling	NOUN
cet-13750	172	2	and	and	CCONJ
cet-13750	172	3	production	production	NOUN
cet-13750	172	4	practice	practice	NOUN
cet-13750	172	5	1963	1963	NUM
cet-13750	172	6	,	,	PUNCT
cet-13750	172	7	42–47	42–47	NUM
cet-13750	172	8	.	.	NOUN
cet-13750	172	9	staykov	staykov	PROPN
cet-13750	172	10	,	,	PUNCT
cet-13750	172	11	a.	a.	NOUN
cet-13750	172	12	,	,	PUNCT
cet-13750	172	13	yamabe	yamabe	PROPN
cet-13750	172	14	,	,	PUNCT
cet-13750	172	15	j.	j.	PROPN
cet-13750	172	16	,	,	PUNCT
cet-13750	172	17	&	&	CCONJ
cet-13750	172	18	somerday	somerday	PROPN
cet-13750	172	19	,	,	PUNCT
cet-13750	172	20	b.	b.	PROPN
cet-13750	172	21	p.	p.	PROPN
cet-13750	172	22	(	(	PUNCT
cet-13750	172	23	2014	2014	NUM
cet-13750	172	24	)	)	PUNCT
cet-13750	172	25	.	.	PUNCT
cet-13750	173	1	effect	effect	NOUN
cet-13750	173	2	of	of	ADP
cet-13750	173	3	hydrogen	hydrogen	NOUN
cet-13750	173	4	gas	gas	NOUN
cet-13750	173	5	impurities	impurity	NOUN
cet-13750	173	6	on	on	ADP
cet-13750	173	7	the	the	DET
cet-13750	173	8	hydrogen	hydrogen	NOUN
cet-13750	173	9	dissociation	dissociation	NOUN
cet-13750	173	10	on	on	ADP
cet-13750	173	11	iron	iron	NOUN
cet-13750	173	12	surface	surface	NOUN
cet-13750	173	13	.	.	PUNCT
cet-13750	174	1	international	international	ADJ
cet-13750	174	2	journal	journal	NOUN
cet-13750	174	3	of	of	ADP
cet-13750	174	4	quantum	quantum	ADJ
cet-13750	174	5	chemistry	chemistry	NOUN
cet-13750	174	6	,	,	PUNCT
cet-13750	174	7	114(10	114(10	NUM
cet-13750	174	8	)	)	PUNCT
cet-13750	174	9	,	,	PUNCT
cet-13750	174	10	626–635	626–635	NUM
cet-13750	174	11	.	.	PUNCT
cet-13750	175	1	shirvill	shirvill	PROPN
cet-13750	175	2	,	,	PUNCT
cet-13750	175	3	l.	l.	PROPN
cet-13750	175	4	c.	c.	PROPN
cet-13750	175	5	,	,	PUNCT
cet-13750	175	6	roberts	roberts	PROPN
cet-13750	175	7	,	,	PUNCT
cet-13750	175	8	t.	t.	PROPN
cet-13750	175	9	a.	a.	PROPN
cet-13750	175	10	,	,	PUNCT
cet-13750	175	11	royle	royle	PROPN
cet-13750	175	12	,	,	PUNCT
cet-13750	175	13	m.	m.	NOUN
cet-13750	175	14	,	,	PUNCT
cet-13750	175	15	willoughby	willoughby	PROPN
cet-13750	175	16	,	,	PUNCT
cet-13750	175	17	d.	d.	PROPN
cet-13750	175	18	b.	b.	PROPN
cet-13750	175	19	,	,	PUNCT
cet-13750	175	20	&	&	CCONJ
cet-13750	175	21	sathiah	sathiah	PROPN
cet-13750	175	22	,	,	PUNCT
cet-13750	175	23	p.	p.	NOUN
cet-13750	175	24	(	(	PUNCT
cet-13750	175	25	2019	2019	NUM
cet-13750	175	26	)	)	PUNCT
cet-13750	175	27	.	.	PUNCT
cet-13750	176	1	experimental	experimental	ADJ
cet-13750	176	2	study	study	NOUN
cet-13750	176	3	of	of	ADP
cet-13750	176	4	hydrogen	hydrogen	NOUN
cet-13750	176	5	explosion	explosion	NOUN
cet-13750	176	6	in	in	ADP
cet-13750	176	7	repeated	repeat	VERB
cet-13750	176	8	pipe	pipe	NOUN
cet-13750	176	9	congestion	congestion	NOUN
cet-13750	176	10	–	–	PUNCT
cet-13750	176	11	part	part	NOUN
cet-13750	176	12	2	2	NUM
cet-13750	176	13	:	:	PUNCT
cet-13750	176	14	effects	effect	NOUN
cet-13750	176	15	of	of	ADP
cet-13750	176	16	increase	increase	NOUN
cet-13750	176	17	in	in	ADP
cet-13750	176	18	hydrogen	hydrogen	NOUN
cet-13750	176	19	concentration	concentration	NOUN
cet-13750	176	20	in	in	ADP
cet-13750	176	21	hydrogenmethane	hydrogenmethane	NOUN
cet-13750	176	22	-	-	PUNCT
cet-13750	176	23	air	air	NOUN
cet-13750	176	24	mixture	mixture	NOUN
cet-13750	176	25	.	.	PUNCT
cet-13750	177	1	international	international	ADJ
cet-13750	177	2	journal	journal	PROPN
cet-13750	177	3	of	of	ADP
cet-13750	177	4	hydrogen	hydrogen	NOUN
cet-13750	177	5	energy	energy	NOUN
cet-13750	177	6	,	,	PUNCT
cet-13750	177	7	44(5	44(5	NOUN
cet-13750	177	8	)	)	PUNCT
cet-13750	177	9	,	,	PUNCT
cet-13750	177	10	3264–3276	3264–3276	NUM
cet-13750	177	11	.	.	PUNCT
cet-13750	178	1	https://doi.org/https://doi.org/10.1016/j.ijhydene.2018.12.021	https://doi.org/https://doi.org/10.1016/j.ijhydene.2018.12.021	NOUN
cet-13750	178	2	72	72	NUM
cet-13750	178	3	59baby.pdf	59baby.pdf	NUM
cet-13750	178	4	preliminary	preliminary	ADJ
cet-13750	178	5	studies	study	NOUN
cet-13750	178	6	on	on	ADP
cet-13750	178	7	methane	methane	NOUN
cet-13750	178	8	-	-	PUNCT
cet-13750	178	9	hydrogen	hydrogen	NOUN
cet-13750	178	10	blends	blend	NOUN
cet-13750	178	11	in	in	ADP
cet-13750	178	12	natural	natural	ADJ
cet-13750	178	13	gas	gas	NOUN
cet-13750	178	14	(	(	PUNCT
cet-13750	178	15	ng	ng	NOUN
cet-13750	178	16	)	)	PUNCT
cet-13750	178	17	pipelines	pipeline	NOUN
cet-13750	178	18	–	–	PUNCT
cet-13750	178	19	a	a	DET
cet-13750	178	20	case	case	NOUN
cet-13750	178	21	history	history	NOUN
cet-13750	178	22	for	for	ADP
cet-13750	178	23	technical	technical	ADJ
cet-13750	178	24	evaluation	evaluation	NOUN
cet-13750	178	25	in	in	ADP
cet-13750	178	26	an	an	DET
cet-13750	178	27	existing	exist	VERB
cet-13750	178	28	distribution	distribution	NOUN
cet-13750	178	29	network	network	NOUN
cet-13750	178	30	to	to	PART
cet-13750	178	31	identify	identify	VERB
cet-13750	178	32	barriers	barrier	NOUN
cet-13750	178	33	and	and	CCONJ
cet-13750	178	34	enablers	enabler	NOUN