id	sid	tid	token	lemma	pos
cet-12791	1	1	doi	doi	NOUN
cet-12791	1	2	:	:	PUNCT
cet-12791	1	3	10.3303	10.3303	NUM
cet-12791	1	4	/	/	SYM
cet-12791	1	5	cet2294234	cet2294234	NOUN
cet-12791	1	6	paper	paper	NOUN
cet-12791	1	7	received	receive	VERB
cet-12791	1	8	:	:	PUNCT
cet-12791	1	9	12	12	NUM
cet-12791	1	10	december	december	PROPN
cet-12791	1	11	2021	2021	NUM
cet-12791	1	12	;	;	PUNCT
cet-12791	1	13	revised	revise	VERB
cet-12791	1	14	:	:	PUNCT
cet-12791	1	15	10	10	NUM
cet-12791	1	16	march	march	NOUN
cet-12791	1	17	2022	2022	NUM
cet-12791	1	18	;	;	PUNCT
cet-12791	1	19	accepted	accept	VERB
cet-12791	1	20	:	:	PUNCT
cet-12791	1	21	9	9	NUM
cet-12791	1	22	may	may	AUX
cet-12791	1	23	2022	2022	NUM
cet-12791	1	24	please	please	INTJ
cet-12791	1	25	cite	cite	VERB
cet-12791	1	26	this	this	DET
cet-12791	1	27	article	article	NOUN
cet-12791	1	28	as	as	ADP
cet-12791	1	29	:	:	PUNCT
cet-12791	1	30	kholisa	kholisa	PROPN
cet-12791	1	31	b.	b.	PROPN
cet-12791	1	32	,	,	PUNCT
cet-12791	1	33	matsena	matsena	PROPN
cet-12791	1	34	m.t	m.t	PROPN
cet-12791	1	35	.	.	PROPN
cet-12791	1	36	,	,	PUNCT
cet-12791	1	37	chirwa	chirwa	PROPN
cet-12791	1	38	e.m.n	e.m.n	PROPN
cet-12791	1	39	.	.	PUNCT
cet-12791	1	40	,	,	PUNCT
cet-12791	1	41	2022	2022	NUM
cet-12791	1	42	,	,	PUNCT
cet-12791	1	43	biotreatment	biotreatment	NOUN
cet-12791	1	44	of	of	ADP
cet-12791	1	45	hexavalent	hexavalent	NOUN
cet-12791	1	46	chromium	chromium	NOUN
cet-12791	1	47	in	in	ADP
cet-12791	1	48	a	a	DET
cet-12791	1	49	rectangular	rectangular	ADJ
cet-12791	1	50	column	column	NOUN
cet-12791	1	51	using	use	VERB
cet-12791	1	52	municipal	municipal	ADJ
cet-12791	1	53	wastewater	wastewater	NOUN
cet-12791	1	54	sludge	sludge	NOUN
cet-12791	1	55	as	as	ADP
cet-12791	1	56	a	a	DET
cet-12791	1	57	bioreactive	bioreactive	ADJ
cet-12791	1	58	barrier	barrier	NOUN
cet-12791	1	59	,	,	PUNCT
cet-12791	1	60	chemical	chemical	NOUN
cet-12791	1	61	engineering	engineering	NOUN
cet-12791	1	62	transactions	transaction	NOUN
cet-12791	1	63	,	,	PUNCT
cet-12791	1	64	94	94	NUM
cet-12791	1	65	,	,	PUNCT
cet-12791	1	66	1405	1405	NUM
cet-12791	1	67	-	-	SYM
cet-12791	1	68	1410	1410	NUM
cet-12791	1	69	doi:10.3303	doi:10.3303	NOUN
cet-12791	1	70	/	/	SYM
cet-12791	1	71	cet2294234	cet2294234	NOUN
cet-12791	1	72	chemical	chemical	PROPN
cet-12791	1	73	engineering	engineering	NOUN
cet-12791	1	74	transactions	transaction	NOUN
cet-12791	1	75	vol	vol	NOUN
cet-12791	1	76	.	.	PROPN
cet-12791	1	77	94	94	NUM
cet-12791	1	78	,	,	PUNCT
cet-12791	1	79	2022	2022	NUM
cet-12791	1	80	a	a	DET
cet-12791	1	81	publication	publication	NOUN
cet-12791	1	82	of	of	ADP
cet-12791	1	83	the	the	DET
cet-12791	1	84	italian	italian	ADJ
cet-12791	1	85	association	association	NOUN
cet-12791	1	86	of	of	ADP
cet-12791	1	87	chemical	chemical	PROPN
cet-12791	1	88	engineering	engineering	NOUN
cet-12791	1	89	online	online	ADV
cet-12791	1	90	at	at	ADP
cet-12791	1	91	www.cetjournal.it	www.cetjournal.it	PROPN
cet-12791	1	92	guest	guest	NOUN
cet-12791	1	93	editors	editor	NOUN
cet-12791	1	94	:	:	PUNCT
cet-12791	1	95	petar	petar	PROPN
cet-12791	1	96	s.	s.	PROPN
cet-12791	1	97	varbanov	varbanov	PROPN
cet-12791	1	98	,	,	PUNCT
cet-12791	1	99	yee	yee	PROPN
cet-12791	1	100	van	van	PROPN
cet-12791	1	101	fan	fan	PROPN
cet-12791	1	102	,	,	PUNCT
cet-12791	1	103	jiří	jiří	NOUN
cet-12791	1	104	j.	j.	PROPN
cet-12791	1	105	klemeš	klemeš	PROPN
cet-12791	1	106	,	,	PUNCT
cet-12791	2	1	sandro	sandro	PROPN
cet-12791	2	2	nižetić	nižetić	PROPN
cet-12791	2	3	copyright	copyright	NOUN
cet-12791	2	4	©	©	PROPN
cet-12791	2	5	2022	2022	NUM
cet-12791	2	6	,	,	PUNCT
cet-12791	2	7	aidic	aidic	ADJ
cet-12791	2	8	servizi	servizi	PROPN
cet-12791	2	9	s.r.l	s.r.l	PROPN
cet-12791	2	10	.	.	PUNCT
cet-12791	3	1	isbn	isbn	ADJ
cet-12791	3	2	978	978	NUM
cet-12791	3	3	-	-	SYM
cet-12791	3	4	88	88	NUM
cet-12791	3	5	-	-	PUNCT
cet-12791	3	6	95608	95608	NUM
cet-12791	3	7	-	-	PUNCT
cet-12791	3	8	93	93	NUM
cet-12791	3	9	-	-	SYM
cet-12791	3	10	8	8	NUM
cet-12791	3	11	;	;	PUNCT
cet-12791	3	12	issn	issn	PROPN
cet-12791	3	13	2283	2283	NUM
cet-12791	3	14	-	-	SYM
cet-12791	3	15	9216	9216	NUM
cet-12791	3	16	biotreatment	biotreatment	NOUN
cet-12791	3	17	of	of	ADP
cet-12791	3	18	hexavalent	hexavalent	NOUN
cet-12791	3	19	chromium	chromium	NOUN
cet-12791	3	20	in	in	ADP
cet-12791	3	21	a	a	DET
cet-12791	3	22	rectangular	rectangular	ADJ
cet-12791	3	23	column	column	NOUN
cet-12791	3	24	using	use	VERB
cet-12791	3	25	municipal	municipal	ADJ
cet-12791	3	26	wastewater	wastewater	NOUN
cet-12791	3	27	sludge	sludge	NOUN
cet-12791	3	28	as	as	ADP
cet-12791	3	29	a	a	DET
cet-12791	3	30	bioreactive	bioreactive	ADJ
cet-12791	3	31	barrier	barrier	NOUN
cet-12791	3	32	buyisile	buyisile	ADJ
cet-12791	3	33	kholisa	kholisa	PROPN
cet-12791	3	34	*	*	PROPN
cet-12791	3	35	,	,	PUNCT
cet-12791	3	36	mpumelelo	mpumelelo	ADJ
cet-12791	3	37	t.	t.	PROPN
cet-12791	3	38	matsena	matsena	PROPN
cet-12791	3	39	,	,	PUNCT
cet-12791	3	40	evans	evans	PROPN
cet-12791	3	41	m.	m.	PROPN
cet-12791	3	42	n.	n.	PROPN
cet-12791	3	43	chirwa	chirwa	PROPN
cet-12791	3	44	awater	awater	NOUN
cet-12791	3	45	utilisation	utilisation	NOUN
cet-12791	3	46	and	and	CCONJ
cet-12791	3	47	environmental	environmental	ADJ
cet-12791	3	48	engineering	engineering	NOUN
cet-12791	3	49	division	division	NOUN
cet-12791	3	50	,	,	PUNCT
cet-12791	3	51	department	department	NOUN
cet-12791	3	52	of	of	ADP
cet-12791	3	53	chemical	chemical	PROPN
cet-12791	3	54	engineering	engineering	NOUN
cet-12791	3	55	,	,	PUNCT
cet-12791	3	56	university	university	PROPN
cet-12791	3	57	of	of	ADP
cet-12791	3	58	pretoria	pretoria	PROPN
cet-12791	3	59	,	,	PUNCT
cet-12791	3	60	pretoria	pretoria	PROPN
cet-12791	3	61	0002	0002	NUM
cet-12791	3	62	,	,	PUNCT
cet-12791	3	63	south	south	PROPN
cet-12791	3	64	africa	africa	PROPN
cet-12791	3	65	buyisile.kholisa@tuks.co.za	buyisile.kholisa@tuks.co.za	NUM
cet-12791	3	66	contamination	contamination	NOUN
cet-12791	3	67	of	of	ADP
cet-12791	3	68	the	the	DET
cet-12791	3	69	environment	environment	NOUN
cet-12791	3	70	with	with	ADP
cet-12791	3	71	hexavalent	hexavalent	NOUN
cet-12791	3	72	chromium	chromium	NOUN
cet-12791	3	73	[	[	X
cet-12791	3	74	cr(vi	cr(vi	PROPN
cet-12791	3	75	)	)	PUNCT
cet-12791	3	76	]	]	PUNCT
cet-12791	3	77	containing	contain	VERB
cet-12791	3	78	waste	waste	NOUN
cet-12791	3	79	discharged	discharge	VERB
cet-12791	3	80	from	from	ADP
cet-12791	3	81	the	the	DET
cet-12791	3	82	production	production	NOUN
cet-12791	3	83	of	of	ADP
cet-12791	3	84	alloys	alloy	NOUN
cet-12791	3	85	and	and	CCONJ
cet-12791	3	86	stainless	stainless	ADJ
cet-12791	3	87	steel	steel	NOUN
cet-12791	3	88	,	,	PUNCT
cet-12791	3	89	dye	dye	NOUN
cet-12791	3	90	industries	industry	NOUN
cet-12791	3	91	,	,	PUNCT
cet-12791	3	92	leather	leather	NOUN
cet-12791	3	93	tanning	tanning	NOUN
cet-12791	3	94	,	,	PUNCT
cet-12791	3	95	metal	metal	NOUN
cet-12791	3	96	plating	plating	NOUN
cet-12791	3	97	amongst	amongst	ADP
cet-12791	3	98	others	other	NOUN
cet-12791	3	99	,	,	PUNCT
cet-12791	3	100	it	it	PRON
cet-12791	3	101	is	be	AUX
cet-12791	3	102	a	a	DET
cet-12791	3	103	well	well	ADV
cet-12791	3	104	-	-	PUNCT
cet-12791	3	105	known	know	VERB
cet-12791	3	106	global	global	ADJ
cet-12791	3	107	problem	problem	NOUN
cet-12791	3	108	.	.	PUNCT
cet-12791	4	1	cr(vi	cr(vi	PROPN
cet-12791	4	2	)	)	PUNCT
cet-12791	4	3	is	be	AUX
cet-12791	4	4	highly	highly	ADV
cet-12791	4	5	mobile	mobile	ADJ
cet-12791	4	6	,	,	PUNCT
cet-12791	4	7	soluble	soluble	ADJ
cet-12791	4	8	and	and	CCONJ
cet-12791	4	9	bioavailable	bioavailable	ADJ
cet-12791	4	10	in	in	ADP
cet-12791	4	11	the	the	DET
cet-12791	4	12	environment	environment	NOUN
cet-12791	4	13	,	,	PUNCT
cet-12791	4	14	it	it	PRON
cet-12791	4	15	is	be	AUX
cet-12791	4	16	the	the	DET
cet-12791	4	17	most	most	ADV
cet-12791	4	18	toxic	toxic	ADJ
cet-12791	4	19	among	among	ADP
cet-12791	4	20	chromium	chromium	NOUN
cet-12791	4	21	species	specie	NOUN
cet-12791	4	22	,	,	PUNCT
cet-12791	4	23	and	and	CCONJ
cet-12791	4	24	is	be	AUX
cet-12791	4	25	a	a	DET
cet-12791	4	26	known	know	VERB
cet-12791	4	27	carcinogen	carcinogen	NOUN
cet-12791	4	28	.	.	PUNCT
cet-12791	5	1	in	in	ADP
cet-12791	5	2	contrast	contrast	NOUN
cet-12791	5	3	,	,	PUNCT
cet-12791	5	4	trivalent	trivalent	NOUN
cet-12791	5	5	chromium	chromium	NOUN
cet-12791	5	6	,	,	PUNCT
cet-12791	5	7	[	[	X
cet-12791	5	8	cr(iii	cr(iii	X
cet-12791	5	9	)	)	PUNCT
cet-12791	5	10	]	]	PUNCT
cet-12791	5	11	,	,	PUNCT
cet-12791	5	12	is	be	AUX
cet-12791	5	13	immobile	immobile	ADJ
cet-12791	5	14	,	,	PUNCT
cet-12791	5	15	less	less	ADV
cet-12791	5	16	stable	stable	ADJ
cet-12791	5	17	in	in	ADP
cet-12791	5	18	water	water	NOUN
cet-12791	5	19	and	and	CCONJ
cet-12791	5	20	is	be	AUX
cet-12791	5	21	an	an	DET
cet-12791	5	22	essential	essential	ADJ
cet-12791	5	23	dietary	dietary	ADJ
cet-12791	5	24	element	element	NOUN
cet-12791	5	25	.	.	PUNCT
cet-12791	6	1	as	as	SCONJ
cet-12791	6	2	a	a	DET
cet-12791	6	3	results	result	NOUN
cet-12791	6	4	cr(vi	cr(vi	NOUN
cet-12791	6	5	)	)	PUNCT
cet-12791	6	6	has	have	AUX
cet-12791	6	7	been	be	AUX
cet-12791	6	8	placed	place	VERB
cet-12791	6	9	under	under	ADP
cet-12791	6	10	strict	strict	ADJ
cet-12791	6	11	control	control	NOUN
cet-12791	6	12	measures	measure	NOUN
cet-12791	6	13	by	by	ADP
cet-12791	6	14	most	most	ADV
cet-12791	6	15	national	national	ADJ
cet-12791	6	16	and	and	CCONJ
cet-12791	6	17	international	international	ADJ
cet-12791	6	18	lists	list	NOUN
cet-12791	6	19	of	of	ADP
cet-12791	6	20	high	high	ADJ
cet-12791	6	21	toxic	toxic	ADJ
cet-12791	6	22	materials	material	NOUN
cet-12791	6	23	.	.	PUNCT
cet-12791	7	1	bioremediation	bioremediation	NOUN
cet-12791	7	2	of	of	ADP
cet-12791	7	3	cr(vi	cr(vi	PROPN
cet-12791	7	4	)	)	PUNCT
cet-12791	7	5	contaminated	contaminate	VERB
cet-12791	7	6	effluents	effluent	NOUN
cet-12791	7	7	appears	appear	VERB
cet-12791	7	8	to	to	PART
cet-12791	7	9	be	be	AUX
cet-12791	7	10	more	more	ADV
cet-12791	7	11	economical	economical	ADJ
cet-12791	7	12	and	and	CCONJ
cet-12791	7	13	environmentally	environmentally	ADV
cet-12791	7	14	friendly	friendly	ADJ
cet-12791	7	15	treatment	treatment	NOUN
cet-12791	7	16	method	method	NOUN
cet-12791	7	17	.	.	PUNCT
cet-12791	8	1	this	this	DET
cet-12791	8	2	study	study	NOUN
cet-12791	8	3	investigates	investigate	VERB
cet-12791	8	4	cr(vi	cr(vi	NOUN
cet-12791	8	5	)	)	PUNCT
cet-12791	8	6	removal	removal	NOUN
cet-12791	8	7	in	in	ADP
cet-12791	8	8	a	a	DET
cet-12791	8	9	bench	bench	NOUN
cet-12791	8	10	-	-	PUNCT
cet-12791	8	11	scale	scale	NOUN
cet-12791	8	12	bioreactor	bioreactor	NOUN
cet-12791	8	13	using	use	VERB
cet-12791	8	14	municipal	municipal	ADJ
cet-12791	8	15	dried	dry	VERB
cet-12791	8	16	sludge	sludge	NOUN
cet-12791	8	17	as	as	ADP
cet-12791	8	18	permeable	permeable	ADJ
cet-12791	8	19	bioreactive	bioreactive	ADJ
cet-12791	8	20	barrier	barrier	NOUN
cet-12791	8	21	.	.	PUNCT
cet-12791	9	1	two	two	NUM
cet-12791	9	2	series	serie	NOUN
cet-12791	9	3	of	of	ADP
cet-12791	9	4	experiments	experiment	NOUN
cet-12791	9	5	were	be	AUX
cet-12791	9	6	conducted	conduct	VERB
cet-12791	9	7	using	use	VERB
cet-12791	9	8	two	two	NUM
cet-12791	9	9	parallel	parallel	ADJ
cet-12791	9	10	bench	bench	NOUN
cet-12791	9	11	-	-	PUNCT
cet-12791	9	12	scale	scale	NOUN
cet-12791	9	13	bioreactors	bioreactor	NOUN
cet-12791	9	14	under	under	ADP
cet-12791	9	15	a	a	DET
cet-12791	9	16	hydraulic	hydraulic	ADJ
cet-12791	9	17	loading	loading	NOUN
cet-12791	9	18	of	of	ADP
cet-12791	9	19	200	200	NUM
cet-12791	9	20	ml	ml	NOUN
cet-12791	9	21	/	/	SYM
cet-12791	9	22	h.	h.	NOUN
cet-12791	9	23	during	during	ADP
cet-12791	9	24	the	the	DET
cet-12791	9	25	first	first	ADJ
cet-12791	9	26	experiment	experiment	NOUN
cet-12791	9	27	,	,	PUNCT
cet-12791	9	28	one	one	NUM
cet-12791	9	29	system	system	NOUN
cet-12791	9	30	was	be	AUX
cet-12791	9	31	used	use	VERB
cet-12791	9	32	as	as	ADP
cet-12791	9	33	a	a	DET
cet-12791	9	34	control	control	NOUN
cet-12791	9	35	,	,	PUNCT
cet-12791	9	36	while	while	SCONJ
cet-12791	9	37	the	the	DET
cet-12791	9	38	other	other	ADJ
cet-12791	9	39	received	receive	VERB
cet-12791	9	40	cr(vi	cr(vi	PROPN
cet-12791	9	41	)	)	PUNCT
cet-12791	9	42	concentrations	concentration	NOUN
cet-12791	9	43	equal	equal	ADJ
cet-12791	9	44	to	to	ADP
cet-12791	9	45	40	40	NUM
cet-12791	9	46	mg	mg	PROPN
cet-12791	9	47	/	/	SYM
cet-12791	9	48	l.	l.	PROPN
cet-12791	9	49	experimental	experimental	PROPN
cet-12791	9	50	showed	show	VERB
cet-12791	9	51	that	that	SCONJ
cet-12791	9	52	the	the	DET
cet-12791	9	53	20	20	NUM
cet-12791	9	54	cm	cm	NOUN
cet-12791	9	55	thick	thick	ADJ
cet-12791	9	56	permeable	permeable	ADJ
cet-12791	9	57	bioreactive	bioreactive	ADJ
cet-12791	9	58	barrier	barrier	NOUN
cet-12791	9	59	with	with	ADP
cet-12791	9	60	a	a	DET
cet-12791	9	61	30	30	NUM
cet-12791	9	62	%	%	NOUN
cet-12791	9	63	sludge	sludge	NOUN
cet-12791	9	64	and	and	CCONJ
cet-12791	9	65	70	70	NUM
cet-12791	9	66	%	%	NOUN
cet-12791	9	67	sand	sand	NOUN
cet-12791	9	68	was	be	AUX
cet-12791	9	69	able	able	ADJ
cet-12791	9	70	to	to	PART
cet-12791	9	71	achieve	achieve	VERB
cet-12791	9	72	complete	complete	ADJ
cet-12791	9	73	cr(vi	cr(vi	NOUN
cet-12791	9	74	)	)	PUNCT
cet-12791	9	75	removal	removal	NOUN
cet-12791	9	76	during	during	ADP
cet-12791	9	77	30	30	NUM
cet-12791	9	78	operational	operational	ADJ
cet-12791	9	79	days	day	NOUN
cet-12791	9	80	.	.	PUNCT
cet-12791	10	1	the	the	DET
cet-12791	10	2	bioremediation	bioremediation	NOUN
cet-12791	10	3	technology	technology	NOUN
cet-12791	10	4	proposed	propose	VERB
cet-12791	10	5	in	in	ADP
cet-12791	10	6	this	this	DET
cet-12791	10	7	study	study	NOUN
cet-12791	10	8	significantly	significantly	ADV
cet-12791	10	9	demonstrated	demonstrate	VERB
cet-12791	10	10	the	the	DET
cet-12791	10	11	effectiveness	effectiveness	NOUN
cet-12791	10	12	of	of	ADP
cet-12791	10	13	the	the	DET
cet-12791	10	14	permeable	permeable	ADJ
cet-12791	10	15	bioreactive	bioreactive	ADJ
cet-12791	10	16	barrier	barrier	NOUN
cet-12791	10	17	system	system	NOUN
cet-12791	10	18	in	in	ADP
cet-12791	10	19	treating	treat	VERB
cet-12791	10	20	cr(vi	cr(vi	NOUN
cet-12791	10	21	)	)	PUNCT
cet-12791	10	22	containing	contain	VERB
cet-12791	10	23	process	process	NOUN
cet-12791	10	24	effluent	effluent	ADJ
cet-12791	10	25	streams	stream	NOUN
cet-12791	10	26	.	.	PUNCT
cet-12791	11	1	fundamental	fundamental	ADJ
cet-12791	11	2	knowledge	knowledge	NOUN
cet-12791	11	3	and	and	CCONJ
cet-12791	11	4	understanding	understanding	NOUN
cet-12791	11	5	of	of	ADP
cet-12791	11	6	kinetic	kinetic	ADJ
cet-12791	11	7	processes	process	NOUN
cet-12791	11	8	taking	take	VERB
cet-12791	11	9	place	place	NOUN
cet-12791	11	10	within	within	ADP
cet-12791	11	11	the	the	DET
cet-12791	11	12	bench	bench	NOUN
cet-12791	11	13	-	-	PUNCT
cet-12791	11	14	scale	scale	NOUN
cet-12791	11	15	permeable	permeable	ADJ
cet-12791	11	16	bioreactive	bioreactive	ADJ
cet-12791	11	17	barrier	barrier	NOUN
cet-12791	11	18	system	system	NOUN
cet-12791	11	19	will	will	AUX
cet-12791	11	20	be	be	AUX
cet-12791	11	21	valuable	valuable	ADJ
cet-12791	11	22	in	in	ADP
cet-12791	11	23	designing	design	VERB
cet-12791	11	24	a	a	DET
cet-12791	11	25	proper	proper	ADJ
cet-12791	11	26	pilot	pilot	NOUN
cet-12791	11	27	scale	scale	NOUN
cet-12791	11	28	system	system	NOUN
cet-12791	11	29	.	.	PUNCT
cet-12791	12	1	1	1	X
cet-12791	12	2	.	.	X
cet-12791	12	3	introduction	introduction	NOUN
cet-12791	12	4	water	water	NOUN
cet-12791	12	5	and	and	CCONJ
cet-12791	12	6	soil	soil	NOUN
cet-12791	12	7	are	be	AUX
cet-12791	12	8	natural	natural	ADJ
cet-12791	12	9	resources	resource	NOUN
cet-12791	12	10	and	and	CCONJ
cet-12791	12	11	form	form	VERB
cet-12791	12	12	essential	essential	ADJ
cet-12791	12	13	components	component	NOUN
cet-12791	12	14	of	of	ADP
cet-12791	12	15	the	the	DET
cet-12791	12	16	ecological	ecological	ADJ
cet-12791	12	17	environment	environment	NOUN
cet-12791	12	18	.	.	PUNCT
cet-12791	13	1	chromium	chromium	NOUN
cet-12791	13	2	(	(	PUNCT
cet-12791	13	3	cr	cr	NOUN
cet-12791	13	4	)	)	PUNCT
cet-12791	13	5	has	have	AUX
cet-12791	13	6	been	be	AUX
cet-12791	13	7	extensively	extensively	ADV
cet-12791	13	8	used	use	VERB
cet-12791	13	9	in	in	ADP
cet-12791	13	10	various	various	ADJ
cet-12791	13	11	industrial	industrial	ADJ
cet-12791	13	12	applications	application	NOUN
cet-12791	13	13	and	and	CCONJ
cet-12791	13	14	it	it	PRON
cet-12791	13	15	is	be	AUX
cet-12791	13	16	a	a	DET
cet-12791	13	17	persistent	persistent	ADJ
cet-12791	13	18	pollutant	pollutant	NOUN
cet-12791	13	19	in	in	ADP
cet-12791	13	20	many	many	ADJ
cet-12791	13	21	cases	case	NOUN
cet-12791	13	22	of	of	ADP
cet-12791	13	23	water	water	NOUN
cet-12791	13	24	and	and	CCONJ
cet-12791	13	25	soil	soil	NOUN
cet-12791	13	26	contamination	contamination	NOUN
cet-12791	13	27	(	(	PUNCT
cet-12791	13	28	xue	xue	PROPN
cet-12791	13	29	et	et	PROPN
cet-12791	13	30	al	al	PROPN
cet-12791	13	31	.	.	PROPN
cet-12791	13	32	,	,	PUNCT
cet-12791	13	33	2017	2017	NUM
cet-12791	13	34	)	)	PUNCT
cet-12791	13	35	.	.	PUNCT
cet-12791	14	1	contamination	contamination	NOUN
cet-12791	14	2	of	of	ADP
cet-12791	14	3	the	the	DET
cet-12791	14	4	environment	environment	NOUN
cet-12791	14	5	with	with	ADP
cet-12791	14	6	hexavalent	hexavalent	NOUN
cet-12791	14	7	chromium	chromium	NOUN
cet-12791	14	8	[	[	X
cet-12791	14	9	cr(vi	cr(vi	PROPN
cet-12791	14	10	)	)	PUNCT
cet-12791	14	11	]	]	PUNCT
cet-12791	14	12	containing	contain	VERB
cet-12791	14	13	waste	waste	NOUN
cet-12791	14	14	discharged	discharge	VERB
cet-12791	14	15	from	from	ADP
cet-12791	14	16	the	the	DET
cet-12791	14	17	production	production	NOUN
cet-12791	14	18	of	of	ADP
cet-12791	14	19	alloys	alloy	NOUN
cet-12791	14	20	and	and	CCONJ
cet-12791	14	21	stainless	stainless	ADJ
cet-12791	14	22	steel	steel	NOUN
cet-12791	14	23	,	,	PUNCT
cet-12791	14	24	dye	dye	NOUN
cet-12791	14	25	industries	industry	NOUN
cet-12791	14	26	,	,	PUNCT
cet-12791	14	27	leather	leather	NOUN
cet-12791	14	28	tanning	tanning	NOUN
cet-12791	14	29	,	,	PUNCT
cet-12791	14	30	metal	metal	NOUN
cet-12791	14	31	plating	plating	NOUN
cet-12791	14	32	amongst	amongst	ADP
cet-12791	14	33	others	other	NOUN
cet-12791	14	34	,	,	PUNCT
cet-12791	14	35	it	it	PRON
cet-12791	14	36	is	be	AUX
cet-12791	14	37	a	a	DET
cet-12791	14	38	well	well	ADV
cet-12791	14	39	-	-	PUNCT
cet-12791	14	40	known	know	VERB
cet-12791	14	41	global	global	ADJ
cet-12791	14	42	problem	problem	NOUN
cet-12791	14	43	(	(	PUNCT
cet-12791	14	44	kholisa	kholisa	NOUN
cet-12791	14	45	&	&	CCONJ
cet-12791	14	46	chirwa	chirwa	NOUN
cet-12791	14	47	,	,	PUNCT
cet-12791	14	48	2021	2021	NUM
cet-12791	14	49	)	)	PUNCT
cet-12791	14	50	.	.	PUNCT
cet-12791	15	1	amongst	amongst	ADP
cet-12791	15	2	the	the	DET
cet-12791	15	3	cr	cr	PROPN
cet-12791	15	4	various	various	ADJ
cet-12791	15	5	valence	valence	NOUN
cet-12791	15	6	states	state	NOUN
cet-12791	15	7	,	,	PUNCT
cet-12791	15	8	cr(vi	cr(vi	PROPN
cet-12791	15	9	)	)	PUNCT
cet-12791	15	10	is	be	AUX
cet-12791	15	11	the	the	DET
cet-12791	15	12	most	most	ADV
cet-12791	15	13	toxic	toxic	ADJ
cet-12791	15	14	form	form	NOUN
cet-12791	15	15	.	.	PUNCT
cet-12791	16	1	due	due	ADP
cet-12791	16	2	to	to	ADP
cet-12791	16	3	its	its	PRON
cet-12791	16	4	strong	strong	ADJ
cet-12791	16	5	oxidizing	oxidize	VERB
cet-12791	16	6	properties	property	NOUN
cet-12791	16	7	,	,	PUNCT
cet-12791	16	8	cr(vi	cr(vi	PROPN
cet-12791	16	9	)	)	PUNCT
cet-12791	16	10	exhibits	exhibit	VERB
cet-12791	16	11	biologically	biologically	ADV
cet-12791	16	12	toxic	toxic	ADJ
cet-12791	16	13	,	,	PUNCT
cet-12791	16	14	mutagenic	mutagenic	ADJ
cet-12791	16	15	,	,	PUNCT
cet-12791	16	16	carcinogenic	carcinogenic	ADJ
cet-12791	16	17	,	,	PUNCT
cet-12791	16	18	and	and	CCONJ
cet-12791	16	19	teratogenic	teratogenic	ADJ
cet-12791	16	20	properties	property	NOUN
cet-12791	16	21	(	(	PUNCT
cet-12791	16	22	kalola	kalola	PROPN
cet-12791	16	23	&	&	CCONJ
cet-12791	16	24	desai	desai	PROPN
cet-12791	16	25	,	,	PUNCT
cet-12791	16	26	2020	2020	NUM
cet-12791	16	27	)	)	PUNCT
cet-12791	16	28	.	.	PUNCT
cet-12791	17	1	hence	hence	ADV
cet-12791	17	2	,	,	PUNCT
cet-12791	17	3	cr(vi	cr(vi	PROPN
cet-12791	17	4	)	)	PUNCT
cet-12791	17	5	has	have	AUX
cet-12791	17	6	been	be	AUX
cet-12791	17	7	placed	place	VERB
cet-12791	17	8	under	under	ADP
cet-12791	17	9	strict	strict	ADJ
cet-12791	17	10	control	control	NOUN
cet-12791	17	11	measures	measure	NOUN
cet-12791	17	12	by	by	ADP
cet-12791	17	13	most	most	ADV
cet-12791	17	14	national	national	ADJ
cet-12791	17	15	and	and	CCONJ
cet-12791	17	16	international	international	ADJ
cet-12791	17	17	lists	list	NOUN
cet-12791	17	18	of	of	ADP
cet-12791	17	19	high	high	ADJ
cet-12791	17	20	toxic	toxic	ADJ
cet-12791	17	21	materials	material	NOUN
cet-12791	17	22	.	.	PUNCT
cet-12791	18	1	remediation	remediation	NOUN
cet-12791	18	2	of	of	ADP
cet-12791	18	3	cr(vi	cr(vi	PROPN
cet-12791	18	4	)	)	PUNCT
cet-12791	18	5	requires	require	VERB
cet-12791	18	6	the	the	DET
cet-12791	18	7	reduction	reduction	NOUN
cet-12791	18	8	of	of	ADP
cet-12791	18	9	the	the	DET
cet-12791	18	10	mobile	mobile	ADJ
cet-12791	18	11	state	state	NOUN
cet-12791	18	12	[	[	X
cet-12791	18	13	cr(vi	cr(vi	PROPN
cet-12791	18	14	)	)	PUNCT
cet-12791	18	15	]	]	PUNCT
cet-12791	18	16	which	which	PRON
cet-12791	18	17	exists	exist	VERB
cet-12791	18	18	in	in	ADP
cet-12791	18	19	the	the	DET
cet-12791	18	20	natural	natural	ADJ
cet-12791	18	21	environment	environment	NOUN
cet-12791	18	22	as	as	ADP
cet-12791	18	23	the	the	DET
cet-12791	18	24	oxyanionic	oxyanionic	ADJ
cet-12791	18	25	species	specie	NOUN
cet-12791	18	26	(	(	PUNCT
cet-12791	18	27	hwcrxoy	hwcrxoy	NOUN
cet-12791	18	28	z-	z-	X
cet-12791	18	29	)	)	PUNCT
cet-12791	18	30	,	,	PUNCT
cet-12791	18	31	where	where	SCONJ
cet-12791	18	32	x	x	SYM
cet-12791	18	33	=	=	SYM
cet-12791	18	34	1	1	NUM
cet-12791	18	35	or	or	CCONJ
cet-12791	18	36	2	2	NUM
cet-12791	18	37	,	,	PUNCT
cet-12791	18	38	y	y	NOUN
cet-12791	18	39	=	=	SYM
cet-12791	18	40	4	4	NUM
cet-12791	18	41	or	or	CCONJ
cet-12791	18	42	7	7	NUM
cet-12791	18	43	,	,	PUNCT
cet-12791	18	44	and	and	CCONJ
cet-12791	18	45	w	w	NOUN
cet-12791	18	46	and	and	CCONJ
cet-12791	18	47	z	z	NOUN
cet-12791	18	48	=	=	NOUN
cet-12791	18	49	0	0	NUM
cet-12791	18	50	to	to	ADP
cet-12791	18	51	2	2	NUM
cet-12791	18	52	depending	depend	VERB
cet-12791	18	53	on	on	ADP
cet-12791	18	54	the	the	DET
cet-12791	18	55	ph	ph	NOUN
cet-12791	18	56	of	of	ADP
cet-12791	18	57	the	the	DET
cet-12791	18	58	solution	solution	NOUN
cet-12791	18	59	,	,	PUNCT
cet-12791	18	60	to	to	ADP
cet-12791	18	61	the	the	DET
cet-12791	18	62	less	less	ADV
cet-12791	18	63	mobile	mobile	ADJ
cet-12791	18	64	trivalent	trivalent	NOUN
cet-12791	18	65	state	state	NOUN
cet-12791	18	66	[	[	X
cet-12791	18	67	cr(iii	cr(iii	NOUN
cet-12791	18	68	)	)	PUNCT
cet-12791	18	69	]	]	PUNCT
cet-12791	18	70	which	which	PRON
cet-12791	18	71	readily	readily	ADV
cet-12791	18	72	forms	form	VERB
cet-12791	18	73	the	the	DET
cet-12791	18	74	hydroxide	hydroxide	NOUN
cet-12791	18	75	precipitate	precipitate	NOUN
cet-12791	18	76	[	[	X
cet-12791	18	77	cr(oh)3(s	cr(oh)3(	NOUN
cet-12791	18	78	)	)	PUNCT
cet-12791	18	79	]	]	PUNCT
cet-12791	18	80	under	under	ADP
cet-12791	18	81	natural	natural	ADJ
cet-12791	18	82	redox	redox	ADJ
cet-12791	18	83	and	and	CCONJ
cet-12791	18	84	ph	ph	ADJ
cet-12791	18	85	conditions	condition	NOUN
cet-12791	18	86	(	(	PUNCT
cet-12791	18	87	kaimbi	kaimbi	NOUN
cet-12791	18	88	&	&	CCONJ
cet-12791	18	89	chirwa	chirwa	NOUN
cet-12791	18	90	,	,	PUNCT
cet-12791	18	91	2015	2015	NUM
cet-12791	18	92	)	)	PUNCT
cet-12791	18	93	.	.	PUNCT
cet-12791	19	1	the	the	DET
cet-12791	19	2	tendency	tendency	NOUN
cet-12791	19	3	of	of	ADP
cet-12791	19	4	cr(iii	cr(iii	NOUN
cet-12791	19	5	)	)	PUNCT
cet-12791	19	6	to	to	PART
cet-12791	19	7	precipitate	precipitate	VERB
cet-12791	19	8	makes	make	VERB
cet-12791	19	9	it	it	PRON
cet-12791	19	10	less	less	ADV
cet-12791	19	11	mobile	mobile	ADJ
cet-12791	19	12	in	in	ADP
cet-12791	19	13	the	the	DET
cet-12791	19	14	environment	environment	NOUN
cet-12791	19	15	and	and	CCONJ
cet-12791	19	16	therefore	therefore	ADV
cet-12791	19	17	much	much	ADV
cet-12791	19	18	easier	easy	ADJ
cet-12791	19	19	to	to	PART
cet-12791	19	20	manage	manage	VERB
cet-12791	19	21	its	its	PRON
cet-12791	19	22	ecological	ecological	ADJ
cet-12791	19	23	impacts	impact	NOUN
cet-12791	19	24	than	than	ADP
cet-12791	19	25	cr(vi	cr(vi	PROPN
cet-12791	19	26	)	)	PUNCT
cet-12791	19	27	(	(	PUNCT
cet-12791	19	28	ren	ren	NOUN
cet-12791	19	29	et	et	PROPN
cet-12791	19	30	al	al	PROPN
cet-12791	19	31	.	.	PROPN
cet-12791	19	32	,	,	PUNCT
cet-12791	19	33	2018	2018	NUM
cet-12791	19	34	)	)	PUNCT
cet-12791	19	35	.	.	PUNCT
cet-12791	20	1	biological	biological	ADJ
cet-12791	20	2	remediation	remediation	NOUN
cet-12791	20	3	has	have	AUX
cet-12791	20	4	been	be	AUX
cet-12791	20	5	an	an	DET
cet-12791	20	6	effective	effective	ADJ
cet-12791	20	7	technique	technique	NOUN
cet-12791	20	8	to	to	PART
cet-12791	20	9	reduce	reduce	VERB
cet-12791	20	10	cr(vi	cr(vi	PROPN
cet-12791	20	11	)	)	PUNCT
cet-12791	20	12	from	from	ADP
cet-12791	20	13	polluted	polluted	ADJ
cet-12791	20	14	environments	environment	NOUN
cet-12791	20	15	in	in	ADP
cet-12791	20	16	recent	recent	ADJ
cet-12791	20	17	years	year	NOUN
cet-12791	20	18	(	(	PUNCT
cet-12791	20	19	bharagava	bharagava	NOUN
cet-12791	20	20	&	&	CCONJ
cet-12791	20	21	mishra	mishra	PROPN
cet-12791	20	22	,	,	PUNCT
cet-12791	20	23	2018	2018	NUM
cet-12791	20	24	)	)	PUNCT
cet-12791	20	25	.	.	PUNCT
cet-12791	21	1	transformation	transformation	NOUN
cet-12791	21	2	of	of	ADP
cet-12791	21	3	cr(vi	cr(vi	PROPN
cet-12791	21	4	)	)	PUNCT
cet-12791	21	5	to	to	PART
cet-12791	21	6	cr(iii	cr(iii	PRON
cet-12791	21	7	)	)	PUNCT
cet-12791	21	8	by	by	ADP
cet-12791	21	9	chromium	chromium	NOUN
cet-12791	21	10	resistant	resistant	ADJ
cet-12791	21	11	bacteria	bacteria	NOUN
cet-12791	21	12	(	(	PUNCT
cet-12791	21	13	crb	crb	PROPN
cet-12791	21	14	)	)	PUNCT
cet-12791	21	15	is	be	AUX
cet-12791	21	16	considered	consider	VERB
cet-12791	21	17	as	as	ADP
cet-12791	21	18	a	a	DET
cet-12791	21	19	valuable	valuable	ADJ
cet-12791	21	20	,	,	PUNCT
cet-12791	21	21	promising	promising	ADJ
cet-12791	21	22	,	,	PUNCT
cet-12791	21	23	and	and	CCONJ
cet-12791	21	24	cost	cost	NOUN
cet-12791	21	25	-	-	PUNCT
cet-12791	21	26	effective	effective	ADJ
cet-12791	21	27	approach	approach	NOUN
cet-12791	21	28	for	for	ADP
cet-12791	21	29	cr(vi	cr(vi	NOUN
cet-12791	21	30	)	)	PUNCT
cet-12791	21	31	remediation	remediation	NOUN
cet-12791	21	32	.	.	PUNCT
cet-12791	22	1	the	the	DET
cet-12791	22	2	bacterial	bacterial	ADJ
cet-12791	22	3	transformation	transformation	NOUN
cet-12791	22	4	of	of	ADP
cet-12791	22	5	cr(vi	cr(vi	PROPN
cet-12791	22	6	)	)	PUNCT
cet-12791	22	7	to	to	PART
cet-12791	22	8	cr(iii	cr(iii	NUM
cet-12791	22	9	)	)	PUNCT
cet-12791	22	10	was	be	AUX
cet-12791	22	11	reported	report	VERB
cet-12791	22	12	for	for	ADP
cet-12791	22	13	the	the	DET
cet-12791	22	14	first	first	ADJ
cet-12791	22	15	time	time	NOUN
cet-12791	22	16	in	in	ADP
cet-12791	22	17	the	the	DET
cet-12791	22	18	1970s	1970	NOUN
cet-12791	22	19	by	by	ADP
cet-12791	22	20	romanenko	romanenko	NOUN
cet-12791	22	21	and	and	CCONJ
cet-12791	22	22	koren’kov	koren’kov	PROPN
cet-12791	22	23	1405	1405	NUM
cet-12791	22	24	(	(	PUNCT
cet-12791	22	25	1977	1977	NUM
cet-12791	22	26	)	)	PUNCT
cet-12791	22	27	,	,	PUNCT
cet-12791	22	28	where	where	SCONJ
cet-12791	22	29	isolated	isolated	ADJ
cet-12791	22	30	pseudomonas	pseudomona	NOUN
cet-12791	22	31	strain	strain	NOUN
cet-12791	22	32	was	be	AUX
cet-12791	22	33	studied	study	VERB
cet-12791	22	34	.	.	PUNCT
cet-12791	23	1	since	since	SCONJ
cet-12791	23	2	then	then	ADV
cet-12791	23	3	,	,	PUNCT
cet-12791	23	4	there	there	PRON
cet-12791	23	5	has	have	AUX
cet-12791	23	6	been	be	AUX
cet-12791	23	7	a	a	DET
cet-12791	23	8	wide	wide	ADJ
cet-12791	23	9	variety	variety	NOUN
cet-12791	23	10	of	of	ADP
cet-12791	23	11	bacteria	bacteria	NOUN
cet-12791	23	12	strains	strain	NOUN
cet-12791	23	13	,	,	PUNCT
cet-12791	23	14	such	such	ADJ
cet-12791	23	15	as	as	ADP
cet-12791	23	16	bacillus	bacillus	NOUN
cet-12791	23	17	,	,	PUNCT
cet-12791	23	18	pseudomonas	pseudomona	NOUN
cet-12791	23	19	,	,	PUNCT
cet-12791	23	20	ochrobactrum	ochrobactrum	ADJ
cet-12791	23	21	microbacterium	microbacterium	NOUN
cet-12791	23	22	,	,	PUNCT
cet-12791	23	23	desulfovibrio	desulfovibrio	NOUN
cet-12791	23	24	,	,	PUNCT
cet-12791	23	25	achromobacter	achromobacter	NOUN
cet-12791	23	26	,	,	PUNCT
cet-12791	23	27	enterobacter	enterobacter	PROPN
cet-12791	23	28	,	,	PUNCT
cet-12791	23	29	halomonas	halomonas	PROPN
cet-12791	23	30	,	,	PUNCT
cet-12791	23	31	cellulomonas	cellulomona	NOUN
cet-12791	23	32	,	,	PUNCT
cet-12791	23	33	micrococcus	micrococcus	NOUN
cet-12791	23	34	,	,	PUNCT
cet-12791	23	35	staphylococcus	staphylococcus	NOUN
cet-12791	23	36	,	,	PUNCT
cet-12791	23	37	and	and	CCONJ
cet-12791	23	38	escherichia	escherichia	NOUN
cet-12791	23	39	amongst	amongst	ADP
cet-12791	23	40	others	other	NOUN
cet-12791	23	41	(	(	PUNCT
cet-12791	23	42	kholisa	kholisa	VERB
cet-12791	23	43	et	et	PROPN
cet-12791	23	44	al	al	PROPN
cet-12791	23	45	.	.	PROPN
cet-12791	23	46	,	,	PUNCT
cet-12791	23	47	2021	2021	NUM
cet-12791	23	48	)	)	PUNCT
cet-12791	23	49	.	.	PUNCT
cet-12791	24	1	these	these	DET
cet-12791	24	2	microorganisms	microorganism	NOUN
cet-12791	24	3	are	be	AUX
cet-12791	24	4	isolated	isolate	VERB
cet-12791	24	5	from	from	ADP
cet-12791	24	6	numerous	numerous	ADJ
cet-12791	24	7	environmental	environmental	ADJ
cet-12791	24	8	sites	site	NOUN
cet-12791	24	9	such	such	ADJ
cet-12791	24	10	as	as	ADP
cet-12791	24	11	waste	waste	NOUN
cet-12791	24	12	disposal	disposal	NOUN
cet-12791	24	13	sites	site	NOUN
cet-12791	24	14	,	,	PUNCT
cet-12791	24	15	tannery	tannery	NOUN
cet-12791	24	16	effluents	effluent	NOUN
cet-12791	24	17	,	,	PUNCT
cet-12791	24	18	and	and	CCONJ
cet-12791	24	19	industrial	industrial	ADJ
cet-12791	24	20	landfills	landfill	NOUN
cet-12791	24	21	.	.	PUNCT
cet-12791	25	1	although	although	SCONJ
cet-12791	25	2	,	,	PUNCT
cet-12791	25	3	the	the	DET
cet-12791	25	4	application	application	NOUN
cet-12791	25	5	of	of	ADP
cet-12791	25	6	using	use	VERB
cet-12791	25	7	a	a	DET
cet-12791	25	8	bacteria	bacteria	NOUN
cet-12791	25	9	for	for	ADP
cet-12791	25	10	biological	biological	ADJ
cet-12791	25	11	reduction	reduction	NOUN
cet-12791	25	12	cr(vi	cr(vi	PROPN
cet-12791	25	13	)	)	PUNCT
cet-12791	25	14	has	have	AUX
cet-12791	25	15	been	be	AUX
cet-12791	25	16	widely	widely	ADV
cet-12791	25	17	studied	study	VERB
cet-12791	25	18	.	.	PUNCT
cet-12791	26	1	these	these	DET
cet-12791	26	2	studies	study	NOUN
cet-12791	26	3	have	have	AUX
cet-12791	26	4	been	be	AUX
cet-12791	26	5	mainly	mainly	ADV
cet-12791	26	6	focused	focus	VERB
cet-12791	26	7	on	on	ADP
cet-12791	26	8	batch	batch	NOUN
cet-12791	26	9	systems	system	NOUN
cet-12791	26	10	which	which	PRON
cet-12791	26	11	limits	limit	VERB
cet-12791	26	12	their	their	PRON
cet-12791	26	13	applicability	applicability	NOUN
cet-12791	26	14	to	to	ADP
cet-12791	26	15	lab	lab	NOUN
cet-12791	26	16	scale	scale	NOUN
cet-12791	26	17	.	.	PUNCT
cet-12791	27	1	however	however	ADV
cet-12791	27	2	,	,	PUNCT
cet-12791	27	3	continuous	continuous	ADJ
cet-12791	27	4	-	-	PUNCT
cet-12791	27	5	flow	flow	NOUN
cet-12791	27	6	systems	system	NOUN
cet-12791	27	7	such	such	ADJ
cet-12791	27	8	as	as	ADP
cet-12791	27	9	biological	biological	ADJ
cet-12791	27	10	permeable	permeable	ADJ
cet-12791	27	11	bioreactive	bioreactive	ADJ
cet-12791	27	12	barrier	barrier	NOUN
cet-12791	27	13	(	(	PUNCT
cet-12791	27	14	bprb	bprb	PROPN
cet-12791	27	15	)	)	PUNCT
cet-12791	27	16	on	on	ADP
cet-12791	27	17	the	the	DET
cet-12791	27	18	other	other	ADJ
cet-12791	27	19	hand	hand	NOUN
cet-12791	27	20	have	have	VERB
cet-12791	27	21	the	the	DET
cet-12791	27	22	potential	potential	NOUN
cet-12791	27	23	of	of	ADP
cet-12791	27	24	continuously	continuously	ADV
cet-12791	27	25	treating	treat	VERB
cet-12791	27	26	large	large	ADJ
cet-12791	27	27	volumes	volume	NOUN
cet-12791	27	28	of	of	ADP
cet-12791	27	29	cr(vi	cr(vi	PROPN
cet-12791	27	30	)	)	PUNCT
cet-12791	27	31	contaminated	contaminate	VERB
cet-12791	27	32	water	water	NOUN
cet-12791	27	33	.	.	PUNCT
cet-12791	28	1	this	this	DET
cet-12791	28	2	study	study	NOUN
cet-12791	28	3	investigates	investigate	VERB
cet-12791	28	4	cr(vi	cr(vi	NOUN
cet-12791	28	5	)	)	PUNCT
cet-12791	28	6	reduction	reduction	NOUN
cet-12791	28	7	performance	performance	NOUN
cet-12791	28	8	of	of	ADP
cet-12791	28	9	a	a	DET
cet-12791	28	10	mixed	mix	VERB
cet-12791	28	11	-	-	PUNCT
cet-12791	28	12	culture	culture	NOUN
cet-12791	28	13	of	of	ADP
cet-12791	28	14	bacteria	bacteria	NOUN
cet-12791	28	15	as	as	ADP
cet-12791	28	16	a	a	DET
cet-12791	28	17	permeable	permeable	ADJ
cet-12791	28	18	reactive	reactive	ADJ
cet-12791	28	19	barrier	barrier	NOUN
cet-12791	28	20	in	in	ADP
cet-12791	28	21	a	a	DET
cet-12791	28	22	bench	bench	NOUN
cet-12791	28	23	-	-	PUNCT
cet-12791	28	24	scale	scale	NOUN
cet-12791	28	25	bioreactor	bioreactor	NOUN
cet-12791	28	26	system	system	NOUN
cet-12791	28	27	.	.	PUNCT
cet-12791	29	1	2	2	X
cet-12791	29	2	.	.	X
cet-12791	29	3	materials	material	NOUN
cet-12791	29	4	and	and	CCONJ
cet-12791	29	5	methods	method	NOUN
cet-12791	29	6	2.1	2.1	NUM
cet-12791	29	7	sample	sample	NOUN
cet-12791	29	8	collection	collection	NOUN
cet-12791	29	9	dried	dry	VERB
cet-12791	29	10	sludge	sludge	NOUN
cet-12791	29	11	samples	sample	NOUN
cet-12791	29	12	were	be	AUX
cet-12791	29	13	collected	collect	VERB
cet-12791	29	14	from	from	ADP
cet-12791	29	15	brits	brit	NOUN
cet-12791	29	16	wastewater	wastewater	NOUN
cet-12791	29	17	treatment	treatment	NOUN
cet-12791	29	18	works	work	VERB
cet-12791	29	19	sand	sand	NOUN
cet-12791	29	20	drying	dry	VERB
cet-12791	29	21	beds	bed	NOUN
cet-12791	29	22	(	(	PUNCT
cet-12791	29	23	north	north	NOUN
cet-12791	29	24	west	west	PROPN
cet-12791	29	25	province	province	PROPN
cet-12791	29	26	,	,	PUNCT
cet-12791	29	27	south	south	PROPN
cet-12791	29	28	africa	africa	PROPN
cet-12791	29	29	)	)	PUNCT
cet-12791	29	30	.	.	PUNCT
cet-12791	30	1	the	the	DET
cet-12791	30	2	treatment	treatment	NOUN
cet-12791	30	3	works	work	NOUN
cet-12791	30	4	periodically	periodically	ADV
cet-12791	30	5	receives	receive	VERB
cet-12791	30	6	high	high	ADJ
cet-12791	30	7	cr(vi	cr(vi	NOUN
cet-12791	30	8	)	)	PUNCT
cet-12791	30	9	levels	level	NOUN
cet-12791	30	10	from	from	ADP
cet-12791	30	11	an	an	DET
cet-12791	30	12	abandoned	abandon	VERB
cet-12791	30	13	sodium	sodium	NOUN
cet-12791	30	14	dichromate	dichromate	NOUN
cet-12791	30	15	processing	processing	NOUN
cet-12791	30	16	facility	facility	NOUN
cet-12791	30	17	.	.	PUNCT
cet-12791	31	1	therefore	therefore	ADV
cet-12791	31	2	,	,	PUNCT
cet-12791	31	3	the	the	DET
cet-12791	31	4	bacteria	bacteria	NOUN
cet-12791	31	5	in	in	ADP
cet-12791	31	6	the	the	DET
cet-12791	31	7	sludge	sludge	NOUN
cet-12791	31	8	was	be	AUX
cet-12791	31	9	thus	thus	ADV
cet-12791	31	10	expected	expect	VERB
cet-12791	31	11	to	to	PART
cet-12791	31	12	be	be	AUX
cet-12791	31	13	acclimatized	acclimatize	VERB
cet-12791	31	14	to	to	ADP
cet-12791	31	15	high	high	ADJ
cet-12791	31	16	cr(vi	cr(vi	PROPN
cet-12791	31	17	)	)	PUNCT
cet-12791	31	18	exposure	exposure	NOUN
cet-12791	31	19	conditions	condition	NOUN
cet-12791	31	20	.	.	PUNCT
cet-12791	32	1	the	the	DET
cet-12791	32	2	samples	sample	NOUN
cet-12791	32	3	were	be	AUX
cet-12791	32	4	stored	store	VERB
cet-12791	32	5	in	in	ADP
cet-12791	32	6	sterile	sterile	ADJ
cet-12791	32	7	containers	container	NOUN
cet-12791	32	8	at	at	ADP
cet-12791	32	9	4	4	NUM
cet-12791	32	10	°	°	ADP
cet-12791	32	11	c	c	NOUN
cet-12791	32	12	for	for	ADP
cet-12791	32	13	further	further	ADJ
cet-12791	32	14	use	use	NOUN
cet-12791	32	15	.	.	PUNCT
cet-12791	33	1	2.2	2.2	NUM
cet-12791	33	2	bioreactor	bioreactor	NOUN
cet-12791	33	3	set	set	NOUN
cet-12791	33	4	-	-	PUNCT
cet-12791	33	5	up	up	ADP
cet-12791	33	6	two	two	NUM
cet-12791	33	7	horizontal	horizontal	ADJ
cet-12791	33	8	flow	flow	NOUN
cet-12791	33	9	tanks	tank	NOUN
cet-12791	33	10	with	with	ADP
cet-12791	33	11	the	the	DET
cet-12791	33	12	dimensions	dimension	NOUN
cet-12791	33	13	820	820	NUM
cet-12791	33	14	mm	mm	NOUN
cet-12791	33	15	x	x	SYM
cet-12791	33	16	170	170	NUM
cet-12791	33	17	mm	mm	NOUN
cet-12791	33	18	x	x	SYM
cet-12791	33	19	200	200	NUM
cet-12791	33	20	mm	mm	NOUN
cet-12791	33	21	(	(	PUNCT
cet-12791	33	22	l	l	NOUN
cet-12791	33	23	x	x	SYM
cet-12791	33	24	b	b	X
cet-12791	33	25	x	x	SYM
cet-12791	33	26	h	h	NOUN
cet-12791	33	27	)	)	PUNCT
cet-12791	33	28	were	be	AUX
cet-12791	33	29	constructed	construct	VERB
cet-12791	33	30	using	use	VERB
cet-12791	33	31	5	5	NUM
cet-12791	33	32	mm	mm	PROPN
cet-12791	33	33	thick	thick	ADJ
cet-12791	33	34	transparent	transparent	ADJ
cet-12791	33	35	perspex	perspex	NOUN
cet-12791	33	36	sheets	sheet	NOUN
cet-12791	33	37	(	(	PUNCT
cet-12791	33	38	evonik	evonik	X
cet-12791	33	39	rohm	rohm	PROPN
cet-12791	33	40	gmbh	gmbh	PROPN
cet-12791	33	41	,	,	PUNCT
cet-12791	33	42	essen	essen	PROPN
cet-12791	33	43	,	,	PUNCT
cet-12791	33	44	germany	germany	PROPN
cet-12791	33	45	)	)	PUNCT
cet-12791	33	46	as	as	SCONJ
cet-12791	33	47	shown	show	VERB
cet-12791	33	48	in	in	ADP
cet-12791	33	49	figure	figure	NOUN
cet-12791	33	50	1	1	NUM
cet-12791	33	51	.	.	PUNCT
cet-12791	34	1	the	the	DET
cet-12791	34	2	reactor	reactor	NOUN
cet-12791	34	3	consists	consist	VERB
cet-12791	34	4	of	of	ADP
cet-12791	34	5	five	five	NUM
cet-12791	34	6	compartments	compartment	NOUN
cet-12791	34	7	:	:	PUNCT
cet-12791	34	8	the	the	DET
cet-12791	34	9	influent	influent	NOUN
cet-12791	34	10	and	and	CCONJ
cet-12791	34	11	effluent	effluent	ADJ
cet-12791	34	12	reservoirs	reservoir	NOUN
cet-12791	34	13	(	(	PUNCT
cet-12791	34	14	100	100	NUM
cet-12791	34	15	mm	mm	NOUN
cet-12791	34	16	×	×	NOUN
cet-12791	34	17	170	170	NUM
cet-12791	34	18	mm	mm	NOUN
cet-12791	34	19	×	×	NOUN
cet-12791	34	20	200	200	NUM
cet-12791	34	21	mm	mm	NOUN
cet-12791	34	22	)	)	PUNCT
cet-12791	34	23	,	,	PUNCT
cet-12791	34	24	the	the	DET
cet-12791	34	25	sand	sand	NOUN
cet-12791	34	26	(	(	PUNCT
cet-12791	34	27	230	230	NUM
cet-12791	34	28	mm	mm	NOUN
cet-12791	34	29	×	×	NOUN
cet-12791	34	30	170	170	NUM
cet-12791	34	31	mm	mm	NOUN
cet-12791	34	32	×	×	NOUN
cet-12791	34	33	200	200	NUM
cet-12791	34	34	mm	mm	NOUN
cet-12791	34	35	)	)	PUNCT
cet-12791	34	36	,	,	PUNCT
cet-12791	34	37	and	and	CCONJ
cet-12791	34	38	the	the	DET
cet-12791	34	39	biobarrier	biobarrier	NOUN
cet-12791	34	40	(	(	PUNCT
cet-12791	34	41	150	150	NUM
cet-12791	34	42	mm	mm	NOUN
cet-12791	34	43	×	×	NOUN
cet-12791	34	44	170	170	NUM
cet-12791	34	45	mm	mm	NOUN
cet-12791	34	46	×	×	NOUN
cet-12791	34	47	200	200	NUM
cet-12791	34	48	mm	mm	NOUN
cet-12791	34	49	)	)	PUNCT
cet-12791	34	50	.	.	PUNCT
cet-12791	35	1	sand	sand	NOUN
cet-12791	35	2	compartments	compartment	NOUN
cet-12791	35	3	were	be	AUX
cet-12791	35	4	filled	fill	VERB
cet-12791	35	5	with	with	ADP
cet-12791	35	6	thoroughly	thoroughly	ADV
cet-12791	35	7	washed	wash	VERB
cet-12791	35	8	pure	pure	ADJ
cet-12791	35	9	river	river	NOUN
cet-12791	35	10	sand	sand	NOUN
cet-12791	35	11	with	with	ADP
cet-12791	35	12	granular	granular	ADJ
cet-12791	35	13	size	size	NOUN
cet-12791	35	14	ranging	range	VERB
cet-12791	35	15	0.6	0.6	NUM
cet-12791	35	16	mm	mm	NOUN
cet-12791	35	17	to	to	ADP
cet-12791	35	18	1.5	1.5	NUM
cet-12791	35	19	mm	mm	NOUN
cet-12791	35	20	.	.	PUNCT
cet-12791	36	1	to	to	PART
cet-12791	36	2	simulate	simulate	VERB
cet-12791	36	3	the	the	DET
cet-12791	36	4	biobarrier	biobarrier	NOUN
cet-12791	36	5	conditions	condition	NOUN
cet-12791	36	6	,	,	PUNCT
cet-12791	36	7	the	the	DET
cet-12791	36	8	middle	middle	ADJ
cet-12791	36	9	compartment	compartment	NOUN
cet-12791	36	10	was	be	AUX
cet-12791	36	11	filled	fill	VERB
cet-12791	36	12	with	with	ADP
cet-12791	36	13	a	a	DET
cet-12791	36	14	mixture	mixture	NOUN
cet-12791	36	15	of	of	ADP
cet-12791	36	16	dried	dry	VERB
cet-12791	36	17	sludge	sludge	NOUN
cet-12791	36	18	and	and	CCONJ
cet-12791	36	19	sand	sand	NOUN
cet-12791	36	20	with	with	ADP
cet-12791	36	21	a	a	DET
cet-12791	36	22	mass	mass	ADJ
cet-12791	36	23	ratio	ratio	NOUN
cet-12791	36	24	of	of	ADP
cet-12791	36	25	30	30	NUM
cet-12791	36	26	%	%	NOUN
cet-12791	36	27	to	to	PART
cet-12791	36	28	70	70	NUM
cet-12791	36	29	%	%	NOUN
cet-12791	36	30	.	.	PUNCT
cet-12791	37	1	the	the	DET
cet-12791	37	2	compartment	compartment	NOUN
cet-12791	37	3	dividers	divider	NOUN
cet-12791	37	4	were	be	AUX
cet-12791	37	5	perforated	perforate	VERB
cet-12791	37	6	to	to	PART
cet-12791	37	7	ensure	ensure	VERB
cet-12791	37	8	evenly	evenly	ADV
cet-12791	37	9	distrusted	distrust	VERB
cet-12791	37	10	flow	flow	NOUN
cet-12791	37	11	.	.	PUNCT
cet-12791	38	1	the	the	DET
cet-12791	38	2	reactor	reactor	NOUN
cet-12791	38	3	was	be	AUX
cet-12791	38	4	operated	operate	VERB
cet-12791	38	5	as	as	ADP
cet-12791	38	6	plug	plug	NOUN
cet-12791	38	7	-	-	PUNCT
cet-12791	38	8	flow	flow	NOUN
cet-12791	38	9	systems	system	NOUN
cet-12791	38	10	with	with	ADP
cet-12791	38	11	four	four	NUM
cet-12791	38	12	sampling	sample	VERB
cet-12791	38	13	ports	port	NOUN
cet-12791	38	14	along	along	ADP
cet-12791	38	15	the	the	DET
cet-12791	38	16	length	length	NOUN
cet-12791	38	17	.	.	PUNCT
cet-12791	39	1	figure	figure	NOUN
cet-12791	39	2	1	1	NUM
cet-12791	39	3	:	:	PUNCT
cet-12791	39	4	bench	bench	NOUN
cet-12791	39	5	scale	scale	NOUN
cet-12791	39	6	set	set	NOUN
cet-12791	39	7	-	-	PUNCT
cet-12791	39	8	up	up	NOUN
cet-12791	39	9	of	of	ADP
cet-12791	39	10	a	a	DET
cet-12791	39	11	permeable	permeable	ADJ
cet-12791	39	12	reactive	reactive	ADJ
cet-12791	39	13	barrier	barrier	NOUN
cet-12791	39	14	system	system	NOUN
cet-12791	39	15	2.3	2.3	NUM
cet-12791	39	16	reactor	reactor	NOUN
cet-12791	39	17	startup	startup	NOUN
cet-12791	39	18	two	two	NUM
cet-12791	39	19	reactors	reactor	NOUN
cet-12791	39	20	were	be	AUX
cet-12791	39	21	operated	operate	VERB
cet-12791	39	22	under	under	ADP
cet-12791	39	23	constant	constant	ADJ
cet-12791	39	24	flow	flow	NOUN
cet-12791	39	25	rate	rate	NOUN
cet-12791	39	26	of	of	ADP
cet-12791	39	27	200	200	NUM
cet-12791	39	28	ml	ml	NOUN
cet-12791	39	29	/	/	SYM
cet-12791	39	30	h.	h.	PROPN
cet-12791	39	31	before	before	ADP
cet-12791	39	32	the	the	DET
cet-12791	39	33	starting	starting	NOUN
cet-12791	39	34	up	up	ADP
cet-12791	39	35	of	of	ADP
cet-12791	39	36	experiments	experiment	NOUN
cet-12791	39	37	,	,	PUNCT
cet-12791	39	38	the	the	DET
cet-12791	39	39	two	two	NUM
cet-12791	39	40	reactors	reactor	NOUN
cet-12791	39	41	were	be	AUX
cet-12791	39	42	saturated	saturate	VERB
cet-12791	39	43	with	with	ADP
cet-12791	39	44	distilled	distil	VERB
cet-12791	39	45	water	water	NOUN
cet-12791	39	46	for	for	ADP
cet-12791	39	47	14	14	NUM
cet-12791	39	48	days	day	NOUN
cet-12791	39	49	.	.	PUNCT
cet-12791	40	1	the	the	DET
cet-12791	40	2	other	other	ADJ
cet-12791	40	3	reactor	reactor	NOUN
cet-12791	40	4	was	be	AUX
cet-12791	40	5	filled	fill	VERB
cet-12791	40	6	with	with	ADP
cet-12791	40	7	sand	sand	NOUN
cet-12791	40	8	quartz	quartz	NOUN
cet-12791	40	9	only	only	ADV
cet-12791	40	10	,	,	PUNCT
cet-12791	40	11	to	to	PART
cet-12791	40	12	serve	serve	VERB
cet-12791	40	13	as	as	ADP
cet-12791	40	14	a	a	DET
cet-12791	40	15	control	control	NOUN
cet-12791	40	16	.	.	PUNCT
cet-12791	41	1	the	the	DET
cet-12791	41	2	influent	influent	NOUN
cet-12791	41	3	solution	solution	NOUN
cet-12791	41	4	of	of	ADP
cet-12791	41	5	40	40	NUM
cet-12791	41	6	mg	mg	PROPN
cet-12791	41	7	/	/	SYM
cet-12791	41	8	l	l	NOUN
cet-12791	41	9	cr(vi	cr(vi	PROPN
cet-12791	41	10	)	)	PUNCT
cet-12791	41	11	(	(	PUNCT
cet-12791	41	12	initial	initial	ADJ
cet-12791	41	13	ph	ph	NOUN
cet-12791	41	14	=	=	SYM
cet-12791	41	15	6.8	6.8	NUM
cet-12791	41	16	)	)	PUNCT
cet-12791	41	17	was	be	AUX
cet-12791	41	18	pumped	pump	VERB
cet-12791	41	19	into	into	ADP
cet-12791	41	20	the	the	DET
cet-12791	41	21	reactors	reactor	NOUN
cet-12791	41	22	using	use	VERB
cet-12791	41	23	a	a	DET
cet-12791	41	24	peristaltic	peristaltic	ADJ
cet-12791	41	25	pump	pump	NOUN
cet-12791	41	26	and	and	CCONJ
cet-12791	41	27	a	a	DET
cet-12791	41	28	liquid	liquid	ADJ
cet-12791	41	29	detention	detention	NOUN
cet-12791	41	30	time	time	NOUN
cet-12791	41	31	of	of	ADP
cet-12791	41	32	about	about	ADV
cet-12791	41	33	8	8	NUM
cet-12791	41	34	h	h	NOUN
cet-12791	41	35	in	in	ADP
cet-12791	41	36	the	the	DET
cet-12791	41	37	biobarrier	biobarrier	NOUN
cet-12791	41	38	for	for	ADP
cet-12791	41	39	a	a	DET
cet-12791	41	40	30	30	NUM
cet-12791	41	41	days	day	NOUN
cet-12791	41	42	.	.	PUNCT
cet-12791	42	1	samples	sample	NOUN
cet-12791	42	2	of	of	ADP
cet-12791	42	3	the	the	DET
cet-12791	42	4	influent	influent	NOUN
cet-12791	42	5	and	and	CCONJ
cet-12791	42	6	effluent	effluent	NOUN
cet-12791	42	7	were	be	AUX
cet-12791	42	8	collected	collect	VERB
cet-12791	42	9	periodically	periodically	ADV
cet-12791	42	10	for	for	ADP
cet-12791	42	11	cr(vi	cr(vi	NOUN
cet-12791	42	12	)	)	PUNCT
cet-12791	42	13	and	and	CCONJ
cet-12791	42	14	ph	ph	ADJ
cet-12791	42	15	analysis	analysis	NOUN
cet-12791	42	16	.	.	PUNCT
cet-12791	43	1	the	the	DET
cet-12791	43	2	operation	operation	NOUN
cet-12791	43	3	of	of	ADP
cet-12791	43	4	the	the	DET
cet-12791	43	5	reactors	reactor	NOUN
cet-12791	43	6	was	be	AUX
cet-12791	43	7	without	without	ADP
cet-12791	43	8	any	any	DET
cet-12791	43	9	supplementary	supplementary	ADJ
cet-12791	43	10	organic	organic	ADJ
cet-12791	43	11	carbon	carbon	NOUN
cet-12791	43	12	sources	source	NOUN
cet-12791	43	13	and	and	CCONJ
cet-12791	43	14	minerals	mineral	NOUN
cet-12791	43	15	except	except	SCONJ
cet-12791	43	16	from	from	ADP
cet-12791	43	17	those	those	PRON
cet-12791	43	18	already	already	ADV
cet-12791	43	19	found	find	VERB
cet-12791	43	20	in	in	ADP
cet-12791	43	21	the	the	DET
cet-12791	43	22	sludge	sludge	NOUN
cet-12791	43	23	.	.	PUNCT
cet-12791	44	1	i	i	PRON
cet-12791	44	2	ii	ii	VERB
cet-12791	44	3	iii	iii	NUM
cet-12791	44	4	iv	iv	NUM
cet-12791	44	5	v	v	NUM
cet-12791	44	6	influent	influent	NOUN
cet-12791	44	7	tank	tank	NOUN
cet-12791	44	8	effluent	effluent	NOUN
cet-12791	44	9	tank	tank	NOUN
cet-12791	45	1	i	i	PROPN
cet-12791	45	2	&	&	CCONJ
cet-12791	45	3	v	v	PRON
cet-12791	45	4	:	:	PUNCT
cet-12791	45	5	influent	influent	NOUN
cet-12791	45	6	&	&	CCONJ
cet-12791	45	7	effluent	effluent	ADJ
cet-12791	45	8	reservoirs	reservoirs	PROPN
cet-12791	45	9	ii	ii	PROPN
cet-12791	45	10	&	&	CCONJ
cet-12791	45	11	iv	iv	NUM
cet-12791	45	12	:	:	PUNCT
cet-12791	45	13	sand	sand	NOUN
cet-12791	45	14	compartments	compartment	NOUN
cet-12791	45	15	iii	iii	NOUN
cet-12791	45	16	:	:	PUNCT
cet-12791	45	17	reactive	reactive	ADJ
cet-12791	45	18	barrier	barrier	NOUN
cet-12791	45	19	1406	1406	NUM
cet-12791	45	20	2.4	2.4	NUM
cet-12791	45	21	determination	determination	NOUN
cet-12791	45	22	of	of	ADP
cet-12791	45	23	cr(vi	cr(vi	PROPN
cet-12791	45	24	)	)	PUNCT
cet-12791	45	25	and	and	CCONJ
cet-12791	45	26	total	total	ADJ
cet-12791	45	27	chromium	chromium	NOUN
cet-12791	45	28	measurement	measurement	NOUN
cet-12791	45	29	of	of	ADP
cet-12791	45	30	cr(vi	cr(vi	PROPN
cet-12791	45	31	)	)	PUNCT
cet-12791	45	32	was	be	AUX
cet-12791	45	33	carried	carry	VERB
cet-12791	45	34	out	out	ADP
cet-12791	45	35	by	by	ADP
cet-12791	45	36	sampling	sample	VERB
cet-12791	45	37	2	2	NUM
cet-12791	45	38	ml	ml	NOUN
cet-12791	45	39	of	of	ADP
cet-12791	45	40	sample	sample	NOUN
cet-12791	45	41	across	across	ADP
cet-12791	45	42	each	each	DET
cet-12791	45	43	reactor	reactor	NOUN
cet-12791	45	44	at	at	ADP
cet-12791	45	45	regular	regular	ADJ
cet-12791	45	46	time	time	NOUN
cet-12791	45	47	intervals	interval	NOUN
cet-12791	45	48	using	use	VERB
cet-12791	45	49	a	a	DET
cet-12791	45	50	disposable	disposable	ADJ
cet-12791	45	51	syringe	syringe	NOUN
cet-12791	45	52	.	.	PUNCT
cet-12791	46	1	the	the	DET
cet-12791	46	2	sample	sample	NOUN
cet-12791	46	3	was	be	AUX
cet-12791	46	4	then	then	ADV
cet-12791	46	5	centrifuged	centrifuge	VERB
cet-12791	46	6	for	for	ADP
cet-12791	46	7	10	10	NUM
cet-12791	46	8	minutes	minute	NOUN
cet-12791	46	9	at	at	ADP
cet-12791	46	10	6000	6000	NUM
cet-12791	46	11	rpm	rpm	NOUN
cet-12791	46	12	(	(	PUNCT
cet-12791	46	13	2820	2820	NUM
cet-12791	46	14	g	g	NOUN
cet-12791	46	15	)	)	PUNCT
cet-12791	46	16	using	use	VERB
cet-12791	46	17	a	a	DET
cet-12791	46	18	minispin	minispin	NOUN
cet-12791	46	19	®	®	NOUN
cet-12791	46	20	microcentrifuge	microcentrifuge	NOUN
cet-12791	46	21	(	(	PUNCT
cet-12791	46	22	eppendorf	eppendorf	PROPN
cet-12791	46	23	,	,	PUNCT
cet-12791	46	24	hamburg	hamburg	PROPN
cet-12791	46	25	,	,	PUNCT
cet-12791	46	26	germany	germany	PROPN
cet-12791	46	27	)	)	PUNCT
cet-12791	46	28	to	to	PART
cet-12791	46	29	remove	remove	VERB
cet-12791	46	30	the	the	DET
cet-12791	46	31	suspended	suspend	VERB
cet-12791	46	32	solids	solid	NOUN
cet-12791	46	33	.	.	PUNCT
cet-12791	47	1	the	the	DET
cet-12791	47	2	sample	sample	NOUN
cet-12791	47	3	was	be	AUX
cet-12791	47	4	then	then	ADV
cet-12791	47	5	analysed	analyse	VERB
cet-12791	47	6	in	in	ADP
cet-12791	47	7	uv	uv	NOUN
cet-12791	47	8	/	/	SYM
cet-12791	47	9	vis	vis	X
cet-12791	47	10	spectrophotometer	spectrophotometer	X
cet-12791	47	11	(	(	PUNCT
cet-12791	47	12	wpa	wpa	PROPN
cet-12791	47	13	,	,	PUNCT
cet-12791	47	14	light	light	ADJ
cet-12791	47	15	wave	wave	PROPN
cet-12791	47	16	ii	ii	PROPN
cet-12791	47	17	,	,	PUNCT
cet-12791	47	18	and	and	CCONJ
cet-12791	47	19	labotech	labotech	PROPN
cet-12791	47	20	,	,	PUNCT
cet-12791	47	21	south	south	PROPN
cet-12791	47	22	africa	africa	PROPN
cet-12791	47	23	)	)	PUNCT
cet-12791	47	24	at	at	ADP
cet-12791	47	25	the	the	DET
cet-12791	47	26	wavelength	wavelength	NOUN
cet-12791	47	27	of	of	ADP
cet-12791	47	28	540	540	NUM
cet-12791	47	29	nm	nm	NOUN
cet-12791	47	30	using	use	VERB
cet-12791	47	31	dpc	dpc	PROPN
cet-12791	47	32	method	method	NOUN
cet-12791	47	33	as	as	SCONJ
cet-12791	47	34	described	describe	VERB
cet-12791	47	35	by	by	ADP
cet-12791	47	36	kholisa	kholisa	NOUN
cet-12791	47	37	and	and	CCONJ
cet-12791	47	38	chirwa	chirwa	NOUN
cet-12791	47	39	(	(	PUNCT
cet-12791	47	40	2021	2021	NUM
cet-12791	47	41	)	)	PUNCT
cet-12791	47	42	.	.	PUNCT
cet-12791	48	1	total	total	ADJ
cet-12791	48	2	chromium	chromium	NOUN
cet-12791	48	3	in	in	ADP
cet-12791	48	4	each	each	DET
cet-12791	48	5	sample	sample	NOUN
cet-12791	48	6	was	be	AUX
cet-12791	48	7	measured	measure	VERB
cet-12791	48	8	using	use	VERB
cet-12791	48	9	a	a	DET
cet-12791	48	10	varian	varian	NOUN
cet-12791	48	11	aa	aa	PROPN
cet-12791	48	12	–	–	PUNCT
cet-12791	48	13	1275	1275	NUM
cet-12791	48	14	series	series	NOUN
cet-12791	48	15	flame	flame	NOUN
cet-12791	48	16	atomic	atomic	ADJ
cet-12791	48	17	adsorption	adsorption	NOUN
cet-12791	48	18	spectrophotometer	spectrophotometer	NOUN
cet-12791	48	19	(	(	PUNCT
cet-12791	48	20	aas	aas	PROPN
cet-12791	48	21	)	)	PUNCT
cet-12791	48	22	(	(	PUNCT
cet-12791	48	23	varian	varian	PROPN
cet-12791	48	24	,	,	PUNCT
cet-12791	48	25	palo	palo	PROPN
cet-12791	48	26	alto	alto	PROPN
cet-12791	48	27	,	,	PUNCT
cet-12791	48	28	ca	ca	PROPN
cet-12791	48	29	(	(	PUNCT
cet-12791	48	30	usa	usa	PROPN
cet-12791	48	31	)	)	PUNCT
cet-12791	48	32	)	)	PUNCT
cet-12791	48	33	at	at	ADP
cet-12791	48	34	a	a	DET
cet-12791	48	35	wavelength	wavelength	NOUN
cet-12791	48	36	of	of	ADP
cet-12791	48	37	359.9	359.9	NUM
cet-12791	48	38	nm	nm	NOUN
cet-12791	48	39	3	3	NUM
cet-12791	48	40	.	.	PUNCT
cet-12791	48	41	results	result	NOUN
cet-12791	48	42	and	and	CCONJ
cet-12791	48	43	discussion	discussion	NOUN
cet-12791	48	44	3.1	3.1	NUM
cet-12791	48	45	reactor	reactor	NOUN
cet-12791	48	46	performance	performance	NOUN
cet-12791	48	47	cr(vi	cr(vi	NOUN
cet-12791	48	48	)	)	PUNCT
cet-12791	48	49	removal	removal	NOUN
cet-12791	48	50	and	and	CCONJ
cet-12791	48	51	performance	performance	NOUN
cet-12791	48	52	by	by	ADP
cet-12791	48	53	biotic	biotic	ADJ
cet-12791	48	54	and	and	CCONJ
cet-12791	48	55	abiotic	abiotic	ADJ
cet-12791	48	56	permeable	permeable	ADJ
cet-12791	48	57	reactive	reactive	ADJ
cet-12791	48	58	barrier	barrier	NOUN
cet-12791	48	59	(	(	PUNCT
cet-12791	48	60	prb	prb	NOUN
cet-12791	48	61	)	)	PUNCT
cet-12791	48	62	were	be	AUX
cet-12791	48	63	carried	carry	VERB
cet-12791	48	64	out	out	ADP
cet-12791	48	65	using	use	VERB
cet-12791	48	66	a	a	DET
cet-12791	48	67	bench	bench	NOUN
cet-12791	48	68	scale	scale	NOUN
cet-12791	48	69	horizontal	horizontal	ADJ
cet-12791	48	70	flow	flow	NOUN
cet-12791	48	71	reactors	reactor	NOUN
cet-12791	48	72	and	and	CCONJ
cet-12791	48	73	the	the	DET
cet-12791	48	74	results	result	NOUN
cet-12791	48	75	are	be	AUX
cet-12791	48	76	presented	present	VERB
cet-12791	48	77	in	in	ADP
cet-12791	48	78	figure	figure	NOUN
cet-12791	48	79	2	2	NUM
cet-12791	48	80	.	.	PUNCT
cet-12791	49	1	both	both	DET
cet-12791	49	2	reactors	reactor	NOUN
cet-12791	49	3	operated	operate	VERB
cet-12791	49	4	at	at	ADP
cet-12791	49	5	hydraulic	hydraulic	ADJ
cet-12791	49	6	loading	loading	NOUN
cet-12791	49	7	of	of	ADP
cet-12791	49	8	200	200	NUM
cet-12791	49	9	ml	ml	NOUN
cet-12791	49	10	/	/	SYM
cet-12791	49	11	h	h	NOUN
cet-12791	49	12	and	and	CCONJ
cet-12791	49	13	were	be	AUX
cet-12791	49	14	fed	feed	VERB
cet-12791	49	15	with	with	ADP
cet-12791	49	16	distilled	distil	VERB
cet-12791	49	17	water	water	NOUN
cet-12791	49	18	for	for	ADP
cet-12791	49	19	14	14	NUM
cet-12791	49	20	days	day	NOUN
cet-12791	49	21	to	to	PART
cet-12791	49	22	saturate	saturate	VERB
cet-12791	49	23	the	the	DET
cet-12791	49	24	reactors	reactor	NOUN
cet-12791	49	25	,	,	PUNCT
cet-12791	49	26	to	to	PART
cet-12791	49	27	remove	remove	VERB
cet-12791	49	28	air	air	NOUN
cet-12791	49	29	space	space	NOUN
cet-12791	49	30	between	between	ADP
cet-12791	49	31	the	the	DET
cet-12791	49	32	pores	pore	NOUN
cet-12791	49	33	and	and	CCONJ
cet-12791	49	34	to	to	PART
cet-12791	49	35	acclimatize	acclimatize	VERB
cet-12791	49	36	the	the	DET
cet-12791	49	37	bacteria	bacteria	NOUN
cet-12791	49	38	.	.	PUNCT
cet-12791	50	1	the	the	DET
cet-12791	50	2	control	control	NOUN
cet-12791	50	3	reactor	reactor	NOUN
cet-12791	50	4	compartments	compartment	NOUN
cet-12791	50	5	were	be	AUX
cet-12791	50	6	packed	pack	VERB
cet-12791	50	7	with	with	ADP
cet-12791	50	8	sand	sand	NOUN
cet-12791	50	9	quartz	quartz	NOUN
cet-12791	50	10	only	only	ADV
cet-12791	50	11	to	to	PART
cet-12791	50	12	study	study	VERB
cet-12791	50	13	the	the	DET
cet-12791	50	14	abiotic	abiotic	ADJ
cet-12791	50	15	effect	effect	NOUN
cet-12791	50	16	on	on	ADP
cet-12791	50	17	the	the	DET
cet-12791	50	18	cr(vi	cr(vi	PROPN
cet-12791	50	19	)	)	PUNCT
cet-12791	50	20	removal	removal	NOUN
cet-12791	50	21	and	and	CCONJ
cet-12791	50	22	was	be	AUX
cet-12791	50	23	fed	feed	VERB
cet-12791	50	24	with	with	ADP
cet-12791	50	25	cr(vi	cr(vi	PROPN
cet-12791	50	26	)	)	PUNCT
cet-12791	50	27	concentration	concentration	NOUN
cet-12791	50	28	of	of	ADP
cet-12791	50	29	40	40	NUM
cet-12791	50	30	mg	mg	PROPN
cet-12791	50	31	/	/	SYM
cet-12791	50	32	l.	l.	PROPN
cet-12791	50	33	it	it	PRON
cet-12791	50	34	can	can	AUX
cet-12791	50	35	be	be	AUX
cet-12791	50	36	seen	see	VERB
cet-12791	50	37	that	that	SCONJ
cet-12791	50	38	effluent	effluent	ADJ
cet-12791	50	39	cr(vi	cr(vi	NOUN
cet-12791	50	40	)	)	PUNCT
cet-12791	50	41	concentration	concentration	NOUN
cet-12791	50	42	in	in	ADP
cet-12791	50	43	the	the	DET
cet-12791	50	44	control	control	NOUN
cet-12791	50	45	reactor	reactor	NOUN
cet-12791	50	46	gradually	gradually	ADV
cet-12791	50	47	increased	increase	VERB
cet-12791	50	48	until	until	ADP
cet-12791	50	49	day	day	NOUN
cet-12791	50	50	6	6	NUM
cet-12791	50	51	.	.	PUNCT
cet-12791	51	1	after	after	ADP
cet-12791	51	2	day	day	NOUN
cet-12791	51	3	6	6	NUM
cet-12791	51	4	,	,	PUNCT
cet-12791	51	5	the	the	DET
cet-12791	51	6	reactor	reactor	NOUN
cet-12791	51	7	reached	reach	VERB
cet-12791	51	8	a	a	DET
cet-12791	51	9	steady	steady	ADJ
cet-12791	51	10	state	state	NOUN
cet-12791	51	11	as	as	SCONJ
cet-12791	51	12	the	the	DET
cet-12791	51	13	influent	influent	NOUN
cet-12791	51	14	cr(vi	cr(vi	NOUN
cet-12791	51	15	)	)	PUNCT
cet-12791	51	16	concentration	concentration	NOUN
cet-12791	51	17	was	be	AUX
cet-12791	51	18	the	the	DET
cet-12791	51	19	same	same	ADJ
cet-12791	51	20	as	as	ADP
cet-12791	51	21	effluent	effluent	NOUN
cet-12791	51	22	.	.	PUNCT
cet-12791	52	1	tang	tang	PROPN
cet-12791	52	2	et	et	PROPN
cet-12791	52	3	al	al	PROPN
cet-12791	52	4	.	.	PROPN
cet-12791	53	1	(	(	PUNCT
cet-12791	53	2	2021	2021	NUM
cet-12791	53	3	)	)	PUNCT
cet-12791	53	4	pointed	point	VERB
cet-12791	53	5	out	out	ADP
cet-12791	53	6	that	that	SCONJ
cet-12791	53	7	quartz	quartz	NOUN
cet-12791	53	8	sand	sand	NOUN
cet-12791	53	9	is	be	AUX
cet-12791	53	10	easily	easily	ADV
cet-12791	53	11	saturated	saturate	VERB
cet-12791	53	12	and	and	CCONJ
cet-12791	53	13	have	have	VERB
cet-12791	53	14	low	low	ADJ
cet-12791	53	15	adsorption	adsorption	NOUN
cet-12791	53	16	capacity	capacity	NOUN
cet-12791	53	17	.	.	PUNCT
cet-12791	54	1	in	in	ADP
cet-12791	54	2	the	the	DET
cet-12791	54	3	prb	prb	NOUN
cet-12791	54	4	reactor	reactor	NOUN
cet-12791	54	5	,	,	PUNCT
cet-12791	54	6	compartments	compartment	NOUN
cet-12791	54	7	2	2	NUM
cet-12791	54	8	and	and	CCONJ
cet-12791	54	9	4	4	NUM
cet-12791	54	10	were	be	AUX
cet-12791	54	11	backed	back	VERB
cet-12791	54	12	with	with	ADP
cet-12791	54	13	quartz	quartz	NOUN
cet-12791	54	14	sand	sand	NOUN
cet-12791	54	15	while	while	SCONJ
cet-12791	54	16	the	the	DET
cet-12791	54	17	compartment	compartment	NOUN
cet-12791	54	18	3	3	NUM
cet-12791	54	19	was	be	AUX
cet-12791	54	20	packed	pack	VERB
cet-12791	54	21	with	with	ADP
cet-12791	54	22	70	70	NUM
cet-12791	54	23	wt%	wt%	ADJ
cet-12791	54	24	and	and	CCONJ
cet-12791	54	25	30	30	NUM
cet-12791	54	26	wt%	wt%	ADJ
cet-12791	54	27	sand	sand	NOUN
cet-12791	54	28	-	-	PUNCT
cet-12791	54	29	sludge	sludge	NOUN
cet-12791	54	30	mixture	mixture	NOUN
cet-12791	54	31	.	.	PUNCT
cet-12791	55	1	after	after	ADP
cet-12791	55	2	the	the	DET
cet-12791	55	3	saturation	saturation	NOUN
cet-12791	55	4	phase	phase	NOUN
cet-12791	55	5	which	which	PRON
cet-12791	55	6	lasted	last	VERB
cet-12791	55	7	14	14	NUM
cet-12791	55	8	days	day	NOUN
cet-12791	55	9	,	,	PUNCT
cet-12791	55	10	the	the	DET
cet-12791	55	11	prb	prb	PROPN
cet-12791	55	12	reactor	reactor	NOUN
cet-12791	55	13	was	be	AUX
cet-12791	55	14	fed	feed	VERB
cet-12791	55	15	with	with	ADP
cet-12791	55	16	distilled	distil	VERB
cet-12791	55	17	water	water	NOUN
cet-12791	55	18	containing	contain	VERB
cet-12791	55	19	cr(vi	cr(vi	PROPN
cet-12791	55	20	)	)	PUNCT
cet-12791	55	21	concentration	concentration	NOUN
cet-12791	55	22	of	of	ADP
cet-12791	55	23	40	40	NUM
cet-12791	55	24	mg	mg	NOUN
cet-12791	55	25	/	/	SYM
cet-12791	55	26	l	l	NOUN
cet-12791	55	27	and	and	CCONJ
cet-12791	55	28	the	the	DET
cet-12791	55	29	results	result	NOUN
cet-12791	55	30	.	.	PUNCT
cet-12791	56	1	the	the	DET
cet-12791	56	2	20	20	NUM
cet-12791	56	3	cm	cm	NOUN
cet-12791	56	4	barrier	barrier	NOUN
cet-12791	56	5	had	have	VERB
cet-12791	56	6	a	a	DET
cet-12791	56	7	hydraulic	hydraulic	ADJ
cet-12791	56	8	retention	retention	NOUN
cet-12791	56	9	time	time	NOUN
cet-12791	56	10	(	(	PUNCT
cet-12791	56	11	hrt	hrt	PROPN
cet-12791	56	12	)	)	PUNCT
cet-12791	56	13	of	of	ADP
cet-12791	56	14	8	8	NUM
cet-12791	56	15	h.	h.	NOUN
cet-12791	56	16	after	after	ADP
cet-12791	56	17	feeding	feed	VERB
cet-12791	56	18	the	the	DET
cet-12791	56	19	reactor	reactor	NOUN
cet-12791	56	20	with	with	ADP
cet-12791	56	21	cr(vi	cr(vi	PROPN
cet-12791	56	22	)	)	PUNCT
cet-12791	56	23	for	for	ADP
cet-12791	56	24	30	30	NUM
cet-12791	56	25	days	day	NOUN
cet-12791	56	26	,	,	PUNCT
cet-12791	56	27	no	no	DET
cet-12791	56	28	cr(vi	cr(vi	PROPN
cet-12791	56	29	)	)	PUNCT
cet-12791	56	30	was	be	AUX
cet-12791	56	31	detected	detect	VERB
cet-12791	56	32	in	in	ADP
cet-12791	56	33	the	the	DET
cet-12791	56	34	effluent	effluent	NOUN
cet-12791	56	35	for	for	ADP
cet-12791	56	36	this	this	DET
cet-12791	56	37	period	period	NOUN
cet-12791	56	38	.	.	PUNCT
cet-12791	57	1	this	this	PRON
cet-12791	57	2	indicated	indicate	VERB
cet-12791	57	3	that	that	SCONJ
cet-12791	57	4	the	the	DET
cet-12791	57	5	cr(vi	cr(vi	PROPN
cet-12791	57	6	)	)	PUNCT
cet-12791	57	7	removal	removal	NOUN
cet-12791	57	8	was	be	AUX
cet-12791	57	9	100	100	NUM
cet-12791	57	10	%	%	NOUN
cet-12791	57	11	in	in	ADP
cet-12791	57	12	the	the	DET
cet-12791	57	13	prb	prb	NOUN
cet-12791	57	14	.	.	PUNCT
cet-12791	58	1	this	this	PRON
cet-12791	58	2	demonstrates	demonstrate	VERB
cet-12791	58	3	the	the	DET
cet-12791	58	4	potential	potential	NOUN
cet-12791	58	5	of	of	ADP
cet-12791	58	6	prb	prb	NOUN
cet-12791	58	7	system	system	NOUN
cet-12791	58	8	using	use	VERB
cet-12791	58	9	indigenous	indigenous	ADJ
cet-12791	58	10	bacteria	bacteria	NOUN
cet-12791	58	11	species	specie	NOUN
cet-12791	58	12	as	as	ADP
cet-12791	58	13	the	the	DET
cet-12791	58	14	reactive	reactive	ADJ
cet-12791	58	15	barrier	barrier	NOUN
cet-12791	58	16	which	which	PRON
cet-12791	58	17	was	be	AUX
cet-12791	58	18	operated	operate	VERB
cet-12791	58	19	without	without	ADP
cet-12791	58	20	continuous	continuous	ADJ
cet-12791	58	21	addition	addition	NOUN
cet-12791	58	22	of	of	ADP
cet-12791	58	23	external	external	ADJ
cet-12791	58	24	organic	organic	ADJ
cet-12791	58	25	carbon	carbon	NOUN
cet-12791	58	26	source	source	NOUN
cet-12791	58	27	.	.	PUNCT
cet-12791	59	1	total	total	ADJ
cet-12791	59	2	cr	cr	PROPN
cet-12791	59	3	measurements	measurement	NOUN
cet-12791	59	4	in	in	ADP
cet-12791	59	5	the	the	DET
cet-12791	59	6	prb	prb	NOUN
cet-12791	59	7	reactor	reactor	NOUN
cet-12791	59	8	effluent	effluent	NOUN
cet-12791	59	9	were	be	AUX
cet-12791	59	10	similar	similar	ADJ
cet-12791	59	11	to	to	ADP
cet-12791	59	12	that	that	DET
cet-12791	59	13	cr(vi	cr(vi	PROPN
cet-12791	59	14	)	)	PUNCT
cet-12791	59	15	indicating	indicate	VERB
cet-12791	59	16	that	that	SCONJ
cet-12791	59	17	cr(iii	cr(iii	NOUN
cet-12791	59	18	)	)	PUNCT
cet-12791	59	19	was	be	AUX
cet-12791	59	20	trapped	trap	VERB
cet-12791	59	21	within	within	ADP
cet-12791	59	22	pore	pore	ADJ
cet-12791	59	23	spaces	space	NOUN
cet-12791	59	24	in	in	ADP
cet-12791	59	25	the	the	DET
cet-12791	59	26	reactor	reactor	NOUN
cet-12791	59	27	as	as	ADP
cet-12791	59	28	cr(oh)3(s	cr(oh)3(	NOUN
cet-12791	59	29	)	)	PUNCT
cet-12791	59	30	.	.	PUNCT
cet-12791	60	1	this	this	PRON
cet-12791	60	2	further	far	ADV
cet-12791	60	3	characterised	characterise	VERB
cet-12791	60	4	by	by	ADP
cet-12791	60	5	the	the	DET
cet-12791	60	6	presence	presence	NOUN
cet-12791	60	7	of	of	ADP
cet-12791	60	8	dark	dark	ADJ
cet-12791	60	9	-	-	PUNCT
cet-12791	60	10	green	green	ADJ
cet-12791	60	11	colour	colour	NOUN
cet-12791	60	12	after	after	ADP
cet-12791	60	13	prb	prb	NOUN
cet-12791	60	14	,	,	PUNCT
cet-12791	60	15	showing	show	VERB
cet-12791	60	16	accumulation	accumulation	NOUN
cet-12791	60	17	of	of	ADP
cet-12791	60	18	cr(iii	cr(iii	NOUN
cet-12791	60	19	)	)	PUNCT
cet-12791	60	20	.	.	PUNCT
cet-12791	61	1	figure	figure	VERB
cet-12791	61	2	2	2	NUM
cet-12791	61	3	:	:	PUNCT
cet-12791	61	4	cr(vi	cr(vi	PROPN
cet-12791	61	5	)	)	PUNCT
cet-12791	61	6	removal	removal	NOUN
cet-12791	61	7	of	of	ADP
cet-12791	61	8	biotic	biotic	ADJ
cet-12791	61	9	and	and	CCONJ
cet-12791	61	10	abiotic	abiotic	ADJ
cet-12791	61	11	in	in	ADP
cet-12791	61	12	the	the	DET
cet-12791	61	13	permeable	permeable	ADJ
cet-12791	61	14	reactive	reactive	ADJ
cet-12791	61	15	barrier	barrier	NOUN
cet-12791	61	16	system	system	NOUN
cet-12791	61	17	3.2	3.2	NUM
cet-12791	61	18	spatial	spatial	ADJ
cet-12791	61	19	cr(vi	cr(vi	PROPN
cet-12791	61	20	)	)	PUNCT
cet-12791	61	21	profile	profile	NOUN
cet-12791	61	22	spatial	spatial	ADJ
cet-12791	61	23	and	and	CCONJ
cet-12791	61	24	temporal	temporal	ADJ
cet-12791	61	25	variation	variation	NOUN
cet-12791	61	26	of	of	ADP
cet-12791	61	27	cr(vi	cr(vi	PROPN
cet-12791	61	28	)	)	PUNCT
cet-12791	61	29	in	in	ADP
cet-12791	61	30	the	the	DET
cet-12791	61	31	brbp	brbp	ADJ
cet-12791	61	32	system	system	NOUN
cet-12791	61	33	with	with	ADP
cet-12791	61	34	mixed	mixed	ADJ
cet-12791	61	35	-	-	PUNCT
cet-12791	61	36	culture	culture	NOUN
cet-12791	61	37	of	of	ADP
cet-12791	61	38	bacteria	bacteria	NOUN
cet-12791	61	39	from	from	ADP
cet-12791	61	40	the	the	DET
cet-12791	61	41	dried	dry	VERB
cet-12791	61	42	sludge	sludge	NOUN
cet-12791	61	43	was	be	AUX
cet-12791	61	44	evaluated	evaluate	VERB
cet-12791	61	45	under	under	ADP
cet-12791	61	46	noncarbon	noncarbon	NOUN
cet-12791	61	47	source	source	NOUN
cet-12791	61	48	conditions	condition	NOUN
cet-12791	61	49	.	.	PUNCT
cet-12791	62	1	it	it	PRON
cet-12791	62	2	can	can	AUX
cet-12791	62	3	been	be	AUX
cet-12791	62	4	seen	see	VERB
cet-12791	62	5	that	that	SCONJ
cet-12791	62	6	in	in	ADP
cet-12791	62	7	the	the	DET
cet-12791	62	8	control	control	NOUN
cet-12791	62	9	experiment	experiment	NOUN
cet-12791	62	10	there	there	PRON
cet-12791	62	11	was	be	VERB
cet-12791	62	12	a	a	DET
cet-12791	62	13	sharp	sharp	ADJ
cet-12791	62	14	increase	increase	NOUN
cet-12791	62	15	in	in	ADP
cet-12791	62	16	the	the	DET
cet-12791	62	17	cr(vi	cr(vi	PROPN
cet-12791	62	18	)	)	PUNCT
cet-12791	62	19	concentration	concentration	NOUN
cet-12791	62	20	in	in	ADP
cet-12791	62	21	the	the	DET
cet-12791	62	22	first	first	ADJ
cet-12791	62	23	five	five	NUM
cet-12791	62	24	days	day	NOUN
cet-12791	62	25	in	in	ADP
cet-12791	62	26	all	all	DET
cet-12791	62	27	the	the	DET
cet-12791	62	28	sampling	sample	VERB
cet-12791	62	29	ports	port	NOUN
cet-12791	62	30	.	.	PUNCT
cet-12791	63	1	thereafter	thereafter	ADV
cet-12791	63	2	the	the	DET
cet-12791	63	3	cr(vi	cr(vi	PROPN
cet-12791	63	4	)	)	PUNCT
cet-12791	64	1	-5	-5	PUNCT
cet-12791	64	2	0	0	NUM
cet-12791	65	1	5	5	NUM
cet-12791	65	2	10	10	NUM
cet-12791	65	3	15	15	NUM
cet-12791	65	4	20	20	NUM
cet-12791	65	5	25	25	NUM
cet-12791	65	6	30	30	NUM
cet-12791	65	7	35	35	NUM
cet-12791	65	8	40	40	NUM
cet-12791	65	9	45	45	NUM
cet-12791	65	10	50	50	NUM
cet-12791	65	11	0	0	NUM
cet-12791	65	12	5	5	NUM
cet-12791	65	13	10	10	NUM
cet-12791	65	14	15	15	NUM
cet-12791	65	15	20	20	NUM
cet-12791	65	16	25	25	NUM
cet-12791	65	17	30	30	NUM
cet-12791	65	18	35	35	NUM
cet-12791	65	19	c	c	NOUN
cet-12791	65	20	r	r	X
cet-12791	65	21	(	(	PUNCT
cet-12791	65	22	v	v	NOUN
cet-12791	65	23	i	i	NOUN
cet-12791	65	24	)	)	PUNCT
cet-12791	65	25	c	c	NOUN
cet-12791	65	26	o	o	NOUN
cet-12791	66	1	n	n	ADP
cet-12791	66	2	c	c	NOUN
cet-12791	66	3	e	e	X
cet-12791	66	4	n	n	X
cet-12791	66	5	tr	tr	DET
cet-12791	66	6	a	a	DET
cet-12791	66	7	ti	ti	NOUN
cet-12791	66	8	o	o	NOUN
cet-12791	66	9	n	n	PROPN
cet-12791	66	10	(	(	PUNCT
cet-12791	66	11	m	m	VERB
cet-12791	66	12	g	g	NOUN
cet-12791	66	13	/l	/l	PUNCT
cet-12791	66	14	)	)	PUNCT
cet-12791	66	15	time	time	NOUN
cet-12791	66	16	(	(	PUNCT
cet-12791	66	17	days	day	NOUN
cet-12791	66	18	)	)	PUNCT
cet-12791	66	19	feed	feed	NOUN
cet-12791	66	20	control	control	NOUN
cet-12791	66	21	outlet	outlet	NOUN
cet-12791	66	22	bprb	bprb	PROPN
cet-12791	66	23	outlet	outlet	PROPN
cet-12791	66	24	1407	1407	NUM
cet-12791	66	25	concentration	concentration	NOUN
cet-12791	66	26	normalized	normalize	VERB
cet-12791	66	27	to	to	ADP
cet-12791	66	28	approximately	approximately	ADV
cet-12791	66	29	40	40	NUM
cet-12791	66	30	mg	mg	NOUN
cet-12791	66	31	/	/	SYM
cet-12791	66	32	l	l	NOUN
cet-12791	66	33	in	in	ADP
cet-12791	66	34	the	the	DET
cet-12791	66	35	first	first	ADJ
cet-12791	66	36	two	two	NUM
cet-12791	66	37	ports	port	NOUN
cet-12791	66	38	,	,	PUNCT
cet-12791	66	39	while	while	SCONJ
cet-12791	66	40	the	the	DET
cet-12791	66	41	last	last	ADJ
cet-12791	66	42	two	two	NUM
cet-12791	66	43	ports	port	NOUN
cet-12791	66	44	reached	reach	VERB
cet-12791	66	45	the	the	DET
cet-12791	66	46	40	40	NUM
cet-12791	66	47	mg	mg	PROPN
cet-12791	66	48	/	/	SYM
cet-12791	66	49	l	l	NOUN
cet-12791	66	50	cr(vi	cr(vi	PROPN
cet-12791	66	51	)	)	PUNCT
cet-12791	66	52	concentration	concentration	NOUN
cet-12791	66	53	a	a	DET
cet-12791	66	54	day	day	NOUN
cet-12791	66	55	later	later	ADV
cet-12791	66	56	(	(	PUNCT
cet-12791	66	57	figure	figure	NOUN
cet-12791	66	58	3	3	NUM
cet-12791	66	59	)	)	PUNCT
cet-12791	66	60	.	.	PUNCT
cet-12791	67	1	therefore	therefore	ADV
cet-12791	67	2	,	,	PUNCT
cet-12791	67	3	control	control	NOUN
cet-12791	67	4	system	system	NOUN
cet-12791	67	5	reached	reach	VERB
cet-12791	67	6	the	the	DET
cet-12791	67	7	steady	steady	ADJ
cet-12791	67	8	state	state	NOUN
cet-12791	67	9	after	after	ADP
cet-12791	67	10	6	6	NUM
cet-12791	67	11	days	day	NOUN
cet-12791	67	12	,	,	PUNCT
cet-12791	67	13	as	as	SCONJ
cet-12791	67	14	there	there	PRON
cet-12791	67	15	was	be	VERB
cet-12791	67	16	no	no	DET
cet-12791	67	17	significant	significant	ADJ
cet-12791	67	18	variation	variation	NOUN
cet-12791	67	19	in	in	ADP
cet-12791	67	20	cr(vi	cr(vi	PROPN
cet-12791	67	21	)	)	PUNCT
cet-12791	67	22	concentration	concentration	NOUN
cet-12791	67	23	throughout	throughout	ADP
cet-12791	67	24	the	the	DET
cet-12791	67	25	enter	enter	NOUN
cet-12791	67	26	reactor	reactor	NOUN
cet-12791	67	27	.	.	PUNCT
cet-12791	68	1	thereafter	thereafter	ADV
cet-12791	68	2	,	,	PUNCT
cet-12791	68	3	sampling	sample	VERB
cet-12791	68	4	in	in	ADP
cet-12791	68	5	the	the	DET
cet-12791	68	6	sampling	sample	VERB
cet-12791	68	7	ports	port	NOUN
cet-12791	68	8	was	be	AUX
cet-12791	68	9	stopped	stop	VERB
cet-12791	68	10	and	and	CCONJ
cet-12791	68	11	only	only	ADV
cet-12791	68	12	feed	feed	NOUN
cet-12791	68	13	and	and	CCONJ
cet-12791	68	14	effluent	effluent	NOUN
cet-12791	68	15	were	be	AUX
cet-12791	68	16	monitored	monitor	VERB
cet-12791	68	17	for	for	ADP
cet-12791	68	18	control	control	NOUN
cet-12791	68	19	reactor	reactor	NOUN
cet-12791	68	20	.	.	PUNCT
cet-12791	69	1	during	during	ADP
cet-12791	69	2	the	the	DET
cet-12791	69	3	operation	operation	NOUN
cet-12791	69	4	of	of	ADP
cet-12791	69	5	the	the	DET
cet-12791	69	6	bprb	bprb	PROPN
cet-12791	69	7	system	system	NOUN
cet-12791	69	8	,	,	PUNCT
cet-12791	69	9	in	in	ADP
cet-12791	69	10	figure	figure	NOUN
cet-12791	69	11	4	4	NUM
cet-12791	69	12	it	it	PRON
cet-12791	69	13	can	can	AUX
cet-12791	69	14	be	be	AUX
cet-12791	69	15	seen	see	VERB
cet-12791	69	16	that	that	SCONJ
cet-12791	69	17	cr(vi	cr(vi	NOUN
cet-12791	69	18	)	)	PUNCT
cet-12791	69	19	concentration	concentration	NOUN
cet-12791	69	20	increased	increase	VERB
cet-12791	69	21	sharply	sharply	ADV
cet-12791	69	22	in	in	ADP
cet-12791	69	23	the	the	DET
cet-12791	69	24	first	first	ADJ
cet-12791	69	25	two	two	NUM
cet-12791	69	26	sampling	sample	VERB
cet-12791	69	27	ports	port	NOUN
cet-12791	69	28	similarly	similarly	ADV
cet-12791	69	29	to	to	ADP
cet-12791	69	30	that	that	PRON
cet-12791	69	31	of	of	ADP
cet-12791	69	32	the	the	DET
cet-12791	69	33	control	control	NOUN
cet-12791	69	34	reactor	reactor	NOUN
cet-12791	69	35	.	.	PUNCT
cet-12791	70	1	this	this	PRON
cet-12791	70	2	was	be	AUX
cet-12791	70	3	because	because	SCONJ
cet-12791	70	4	both	both	DET
cet-12791	70	5	reactors	reactor	NOUN
cet-12791	70	6	had	have	VERB
cet-12791	70	7	the	the	DET
cet-12791	70	8	second	second	ADJ
cet-12791	70	9	compartment	compartment	NOUN
cet-12791	70	10	filled	fill	VERB
cet-12791	70	11	with	with	ADP
cet-12791	70	12	sand	sand	NOUN
cet-12791	70	13	only	only	ADV
cet-12791	70	14	.	.	PUNCT
cet-12791	71	1	in	in	ADP
cet-12791	71	2	port	port	NOUN
cet-12791	71	3	3	3	NUM
cet-12791	71	4	,	,	PUNCT
cet-12791	71	5	no	no	DET
cet-12791	71	6	cr(vi	cr(vi	PROPN
cet-12791	71	7	)	)	PUNCT
cet-12791	71	8	concentration	concentration	NOUN
cet-12791	71	9	detected	detect	VERB
cet-12791	71	10	in	in	ADP
cet-12791	71	11	the	the	DET
cet-12791	71	12	first	first	ADJ
cet-12791	71	13	6	6	NUM
cet-12791	71	14	days	day	NOUN
cet-12791	71	15	.	.	PUNCT
cet-12791	72	1	after	after	ADP
cet-12791	72	2	day	day	NOUN
cet-12791	72	3	6	6	NUM
cet-12791	72	4	,	,	PUNCT
cet-12791	72	5	increase	increase	NOUN
cet-12791	72	6	in	in	ADP
cet-12791	72	7	cr(vi	cr(vi	PROPN
cet-12791	72	8	)	)	PUNCT
cet-12791	72	9	concentration	concentration	NOUN
cet-12791	72	10	was	be	AUX
cet-12791	72	11	observed	observe	VERB
cet-12791	72	12	,	,	PUNCT
cet-12791	72	13	and	and	CCONJ
cet-12791	72	14	continued	continue	VERB
cet-12791	72	15	to	to	PART
cet-12791	72	16	increase	increase	VERB
cet-12791	72	17	up	up	ADP
cet-12791	72	18	to	to	PART
cet-12791	72	19	15	15	NUM
cet-12791	72	20	mg	mg	NOUN
cet-12791	72	21	/	/	SYM
cet-12791	72	22	l	l	NOUN
cet-12791	72	23	in	in	ADP
cet-12791	72	24	day	day	NOUN
cet-12791	72	25	10	10	NUM
cet-12791	72	26	.	.	PUNCT
cet-12791	73	1	thereafter	thereafter	ADV
cet-12791	73	2	,	,	PUNCT
cet-12791	73	3	cr(vi	cr(vi	PROPN
cet-12791	73	4	)	)	PUNCT
cet-12791	73	5	concentration	concentration	NOUN
cet-12791	73	6	decreased	decreased	AUX
cet-12791	73	7	reached	reach	VERB
cet-12791	73	8	complete	complete	ADJ
cet-12791	73	9	reduction	reduction	NOUN
cet-12791	73	10	in	in	ADP
cet-12791	73	11	day	day	NOUN
cet-12791	73	12	12	12	NUM
cet-12791	73	13	.	.	PUNCT
cet-12791	74	1	this	this	PRON
cet-12791	74	2	was	be	AUX
cet-12791	74	3	because	because	SCONJ
cet-12791	74	4	microorganisms	microorganism	NOUN
cet-12791	74	5	were	be	AUX
cet-12791	74	6	still	still	ADV
cet-12791	74	7	acclimatizing	acclimatize	VERB
cet-12791	74	8	to	to	ADP
cet-12791	74	9	long	long	ADJ
cet-12791	74	10	cr(vi	cr(vi	PROPN
cet-12791	74	11	)	)	PUNCT
cet-12791	74	12	stressed	stress	VERB
cet-12791	74	13	conditions	condition	NOUN
cet-12791	74	14	.	.	PUNCT
cet-12791	75	1	complete	complete	PROPN
cet-12791	75	2	cr(vi	cr(vi	PROPN
cet-12791	75	3	)	)	PUNCT
cet-12791	75	4	reduction	reduction	NOUN
cet-12791	75	5	was	be	AUX
cet-12791	75	6	achieved	achieve	VERB
cet-12791	75	7	in	in	ADP
cet-12791	75	8	the	the	DET
cet-12791	75	9	barrier	barrier	NOUN
cet-12791	75	10	compartment	compartment	NOUN
cet-12791	75	11	,	,	PUNCT
cet-12791	75	12	as	as	SCONJ
cet-12791	75	13	it	it	PRON
cet-12791	75	14	can	can	AUX
cet-12791	75	15	be	be	AUX
cet-12791	75	16	seen	see	VERB
cet-12791	75	17	that	that	SCONJ
cet-12791	75	18	cr(vi	cr(vi	PROPN
cet-12791	75	19	)	)	PUNCT
cet-12791	75	20	concentration	concentration	NOUN
cet-12791	75	21	in	in	ADP
cet-12791	75	22	port	port	NOUN
cet-12791	75	23	2	2	NUM
cet-12791	75	24	is	be	AUX
cet-12791	75	25	approximately	approximately	ADV
cet-12791	75	26	40	40	NUM
cet-12791	75	27	mg	mg	NUM
cet-12791	75	28	/	/	SYM
cet-12791	75	29	l	l	NOUN
cet-12791	75	30	while	while	SCONJ
cet-12791	75	31	port	port	NOUN
cet-12791	75	32	3	3	NUM
cet-12791	75	33	and	and	CCONJ
cet-12791	75	34	port	port	NOUN
cet-12791	75	35	4	4	NUM
cet-12791	75	36	are	be	AUX
cet-12791	75	37	nearly	nearly	ADV
cet-12791	75	38	0	0	NUM
cet-12791	75	39	mg	mg	PROPN
cet-12791	75	40	/	/	SYM
cet-12791	75	41	l.	l.	PROPN
cet-12791	75	42	figure	figure	NOUN
cet-12791	75	43	3	3	NUM
cet-12791	75	44	:	:	PUNCT
cet-12791	75	45	spatial	spatial	ADJ
cet-12791	75	46	and	and	CCONJ
cet-12791	75	47	temporal	temporal	ADJ
cet-12791	75	48	variation	variation	NOUN
cet-12791	75	49	of	of	ADP
cet-12791	75	50	cr(vi	cr(vi	PROPN
cet-12791	75	51	)	)	PUNCT
cet-12791	75	52	in	in	ADP
cet-12791	75	53	the	the	DET
cet-12791	75	54	control	control	NOUN
cet-12791	75	55	system	system	NOUN
cet-12791	75	56	figure	figure	NOUN
cet-12791	75	57	4	4	NUM
cet-12791	75	58	:	:	PUNCT
cet-12791	75	59	spatial	spatial	ADJ
cet-12791	75	60	and	and	CCONJ
cet-12791	75	61	temporal	temporal	ADJ
cet-12791	75	62	variation	variation	NOUN
cet-12791	75	63	of	of	ADP
cet-12791	75	64	cr(vi	cr(vi	PROPN
cet-12791	75	65	)	)	PUNCT
cet-12791	75	66	in	in	ADP
cet-12791	75	67	the	the	DET
cet-12791	75	68	brbp	brbp	ADJ
cet-12791	75	69	system	system	NOUN
cet-12791	75	70	0	0	NUM
cet-12791	76	1	5	5	NUM
cet-12791	76	2	10	10	NUM
cet-12791	76	3	15	15	NUM
cet-12791	76	4	20	20	NUM
cet-12791	76	5	25	25	NUM
cet-12791	76	6	30	30	NUM
cet-12791	76	7	35	35	NUM
cet-12791	76	8	40	40	NUM
cet-12791	76	9	45	45	NUM
cet-12791	76	10	50	50	NUM
cet-12791	76	11	0	0	NUM
cet-12791	76	12	2	2	NUM
cet-12791	76	13	4	4	NUM
cet-12791	76	14	6	6	NUM
cet-12791	76	15	8	8	NUM
cet-12791	76	16	10	10	NUM
cet-12791	76	17	12	12	NUM
cet-12791	76	18	14	14	NUM
cet-12791	76	19	16	16	NUM
cet-12791	76	20	18	18	NUM
cet-12791	76	21	c	c	NOUN
cet-12791	76	22	r	r	X
cet-12791	76	23	(	(	PUNCT
cet-12791	76	24	v	v	NOUN
cet-12791	76	25	i	i	NOUN
cet-12791	76	26	)	)	PUNCT
cet-12791	76	27	c	c	NOUN
cet-12791	76	28	o	o	NOUN
cet-12791	76	29	n	n	ADP
cet-12791	76	30	c	c	NOUN
cet-12791	76	31	e	e	X
cet-12791	76	32	n	n	X
cet-12791	76	33	tr	tr	DET
cet-12791	76	34	a	a	DET
cet-12791	76	35	ti	ti	NOUN
cet-12791	76	36	o	o	NOUN
cet-12791	76	37	n	n	PROPN
cet-12791	76	38	(	(	PUNCT
cet-12791	76	39	m	m	VERB
cet-12791	76	40	g	g	NOUN
cet-12791	76	41	/l	/l	PUNCT
cet-12791	76	42	)	)	PUNCT
cet-12791	76	43	time	time	NOUN
cet-12791	76	44	(	(	PUNCT
cet-12791	76	45	days	day	NOUN
cet-12791	76	46	)	)	PUNCT
cet-12791	76	47	control	control	NOUN
cet-12791	76	48	port	port	NOUN
cet-12791	76	49	1	1	NUM
cet-12791	76	50	control	control	NOUN
cet-12791	76	51	port	port	NOUN
cet-12791	76	52	2	2	NUM
cet-12791	76	53	control	control	NOUN
cet-12791	76	54	port	port	NOUN
cet-12791	76	55	3	3	NUM
cet-12791	76	56	control	control	NOUN
cet-12791	76	57	port	port	NOUN
cet-12791	76	58	4	4	NUM
cet-12791	76	59	-5	-5	NOUN
cet-12791	76	60	0	0	NUM
cet-12791	76	61	5	5	NUM
cet-12791	76	62	10	10	NUM
cet-12791	76	63	15	15	NUM
cet-12791	76	64	20	20	NUM
cet-12791	76	65	25	25	NUM
cet-12791	76	66	30	30	NUM
cet-12791	76	67	35	35	NUM
cet-12791	76	68	40	40	NUM
cet-12791	76	69	45	45	NUM
cet-12791	76	70	50	50	NUM
cet-12791	76	71	0	0	NUM
cet-12791	76	72	5	5	NUM
cet-12791	76	73	10	10	NUM
cet-12791	76	74	15	15	NUM
cet-12791	76	75	20	20	NUM
cet-12791	76	76	25	25	NUM
cet-12791	76	77	30	30	NUM
cet-12791	76	78	35	35	NUM
cet-12791	76	79	c	c	NOUN
cet-12791	76	80	r	r	X
cet-12791	76	81	(	(	PUNCT
cet-12791	76	82	v	v	NOUN
cet-12791	76	83	i	i	NOUN
cet-12791	76	84	)	)	PUNCT
cet-12791	77	1	c	c	NOUN
cet-12791	77	2	o	o	NOUN
cet-12791	78	1	n	n	ADP
cet-12791	78	2	c	c	NOUN
cet-12791	78	3	e	e	X
cet-12791	78	4	n	n	X
cet-12791	78	5	tr	tr	DET
cet-12791	78	6	a	a	DET
cet-12791	78	7	ti	ti	NOUN
cet-12791	78	8	o	o	NOUN
cet-12791	78	9	n	n	PROPN
cet-12791	78	10	(	(	PUNCT
cet-12791	78	11	m	m	VERB
cet-12791	78	12	g	g	NOUN
cet-12791	78	13	/l	/l	PUNCT
cet-12791	78	14	)	)	PUNCT
cet-12791	78	15	time	time	NOUN
cet-12791	78	16	(	(	PUNCT
cet-12791	78	17	days	day	NOUN
cet-12791	78	18	)	)	PUNCT
cet-12791	79	1	bprb	bprb	PROPN
cet-12791	79	2	port	port	NOUN
cet-12791	79	3	1	1	NUM
cet-12791	79	4	bprb	bprb	PROPN
cet-12791	79	5	port	port	NOUN
cet-12791	79	6	2	2	NUM
cet-12791	79	7	bprb	bprb	NOUN
cet-12791	79	8	port	port	NOUN
cet-12791	79	9	3	3	NUM
cet-12791	79	10	bprb	bprb	NOUN
cet-12791	79	11	port	port	NOUN
cet-12791	79	12	4	4	NUM
cet-12791	79	13	1408	1408	NUM
cet-12791	79	14	3.3	3.3	NUM
cet-12791	79	15	environmental	environmental	ADJ
cet-12791	79	16	parameters	parameter	NOUN
cet-12791	79	17	there	there	PRON
cet-12791	79	18	are	be	VERB
cet-12791	79	19	many	many	ADJ
cet-12791	79	20	environmental	environmental	ADJ
cet-12791	79	21	parameters	parameter	NOUN
cet-12791	79	22	that	that	PRON
cet-12791	79	23	can	can	AUX
cet-12791	79	24	affect	affect	VERB
cet-12791	79	25	the	the	DET
cet-12791	79	26	performance	performance	NOUN
cet-12791	79	27	of	of	ADP
cet-12791	79	28	cr(vi	cr(vi	PROPN
cet-12791	79	29	)	)	PUNCT
cet-12791	79	30	reduction	reduction	NOUN
cet-12791	79	31	by	by	ADP
cet-12791	79	32	microorganisms	microorganism	NOUN
cet-12791	79	33	,	,	PUNCT
cet-12791	79	34	amongst	amongst	ADP
cet-12791	79	35	others	other	NOUN
cet-12791	79	36	include	include	VERB
cet-12791	79	37	temperature	temperature	NOUN
cet-12791	79	38	and	and	CCONJ
cet-12791	79	39	ph	ph	NOUN
cet-12791	79	40	(	(	PUNCT
cet-12791	79	41	tan	tan	NOUN
cet-12791	79	42	et	et	NOUN
cet-12791	79	43	al	al	PROPN
cet-12791	79	44	.	.	PROPN
cet-12791	79	45	,	,	PUNCT
cet-12791	79	46	2020	2020	NUM
cet-12791	79	47	)	)	PUNCT
cet-12791	79	48	.	.	PUNCT
cet-12791	80	1	for	for	ADP
cet-12791	80	2	this	this	DET
cet-12791	80	3	reason	reason	NOUN
cet-12791	80	4	,	,	PUNCT
cet-12791	80	5	influent	influent	NOUN
cet-12791	80	6	and	and	CCONJ
cet-12791	80	7	effluent	effluent	ADJ
cet-12791	80	8	ph	ph	NOUN
cet-12791	80	9	and	and	CCONJ
cet-12791	80	10	temperatures	temperature	NOUN
cet-12791	80	11	were	be	AUX
cet-12791	80	12	monitored	monitor	VERB
cet-12791	80	13	throughout	throughout	ADP
cet-12791	80	14	the	the	DET
cet-12791	80	15	entire	entire	ADJ
cet-12791	80	16	duration	duration	NOUN
cet-12791	80	17	of	of	ADP
cet-12791	80	18	the	the	DET
cet-12791	80	19	study	study	NOUN
cet-12791	80	20	.	.	PUNCT
cet-12791	81	1	the	the	DET
cet-12791	81	2	influent	influent	NOUN
cet-12791	81	3	ph	ph	VERB
cet-12791	81	4	to	to	ADP
cet-12791	81	5	reactors	reactor	NOUN
cet-12791	81	6	ranged	range	VERB
cet-12791	81	7	between	between	ADP
cet-12791	81	8	6.8	6.8	NUM
cet-12791	81	9	and	and	CCONJ
cet-12791	81	10	7.5	7.5	NUM
cet-12791	81	11	while	while	SCONJ
cet-12791	81	12	the	the	DET
cet-12791	81	13	effluent	effluent	ADJ
cet-12791	81	14	ph	ph	NOUN
cet-12791	81	15	of	of	ADP
cet-12791	81	16	the	the	DET
cet-12791	81	17	prb	prb	PROPN
cet-12791	81	18	reactor	reactor	NOUN
cet-12791	81	19	ranged	range	VERB
cet-12791	81	20	6.7	6.7	NUM
cet-12791	81	21	–	–	PUNCT
cet-12791	81	22	6.9	6.9	NUM
cet-12791	81	23	and	and	CCONJ
cet-12791	81	24	control	control	NOUN
cet-12791	81	25	reactor	reactor	NOUN
cet-12791	81	26	ranged	range	VERB
cet-12791	81	27	6.5	6.5	NUM
cet-12791	81	28	–	–	PUNCT
cet-12791	81	29	6.91	6.91	NUM
cet-12791	81	30	as	as	SCONJ
cet-12791	81	31	shown	show	VERB
cet-12791	81	32	in	in	ADP
cet-12791	81	33	figure	figure	NOUN
cet-12791	81	34	5	5	NUM
cet-12791	81	35	.	.	PUNCT
cet-12791	82	1	the	the	DET
cet-12791	82	2	influent	influent	NOUN
cet-12791	82	3	ph	ph	NOUN
cet-12791	82	4	values	value	NOUN
cet-12791	82	5	were	be	AUX
cet-12791	82	6	consistent	consistent	ADJ
cet-12791	82	7	with	with	ADP
cet-12791	82	8	average	average	ADJ
cet-12791	82	9	input	input	NOUN
cet-12791	82	10	value	value	NOUN
cet-12791	82	11	of	of	ADP
cet-12791	82	12	6.96	6.96	NUM
cet-12791	82	13	throughout	throughout	ADP
cet-12791	82	14	the	the	DET
cet-12791	82	15	whole	whole	ADJ
cet-12791	82	16	experiment	experiment	NOUN
cet-12791	82	17	.	.	PUNCT
cet-12791	83	1	similarly	similarly	ADV
cet-12791	83	2	,	,	PUNCT
cet-12791	83	3	the	the	DET
cet-12791	83	4	effluent	effluent	ADJ
cet-12791	83	5	ph	ph	ADJ
cet-12791	83	6	values	value	NOUN
cet-12791	83	7	for	for	ADP
cet-12791	83	8	both	both	CCONJ
cet-12791	83	9	the	the	DET
cet-12791	83	10	control	control	NOUN
cet-12791	83	11	and	and	CCONJ
cet-12791	83	12	prb	prb	VERB
cet-12791	83	13	reactors	reactor	NOUN
cet-12791	83	14	were	be	AUX
cet-12791	83	15	stable	stable	ADJ
cet-12791	83	16	for	for	ADP
cet-12791	83	17	the	the	DET
cet-12791	83	18	first	first	ADJ
cet-12791	83	19	30	30	NUM
cet-12791	83	20	days	day	NOUN
cet-12791	83	21	.	.	PUNCT
cet-12791	83	22	indicating	indicate	VERB
cet-12791	83	23	no	no	DET
cet-12791	83	24	significant	significant	ADJ
cet-12791	83	25	variation	variation	NOUN
cet-12791	83	26	in	in	ADP
cet-12791	83	27	the	the	DET
cet-12791	83	28	influent	influent	NOUN
cet-12791	83	29	and	and	CCONJ
cet-12791	83	30	effluents	effluent	VERB
cet-12791	83	31	ph	ph	ADJ
cet-12791	83	32	values	value	NOUN
cet-12791	83	33	.	.	PUNCT
cet-12791	84	1	the	the	DET
cet-12791	84	2	time	time	NOUN
cet-12791	84	3	series	series	PROPN
cet-12791	84	4	plot	plot	NOUN
cet-12791	84	5	for	for	ADP
cet-12791	84	6	influent	influent	NOUN
cet-12791	84	7	and	and	CCONJ
cet-12791	84	8	effluent	effluent	ADJ
cet-12791	84	9	temperatures	temperature	NOUN
cet-12791	84	10	for	for	ADP
cet-12791	84	11	both	both	DET
cet-12791	84	12	reactors	reactor	NOUN
cet-12791	84	13	are	be	AUX
cet-12791	84	14	shown	show	VERB
cet-12791	84	15	in	in	ADP
cet-12791	84	16	figure	figure	NOUN
cet-12791	84	17	6	6	NUM
cet-12791	84	18	.	.	PUNCT
cet-12791	85	1	the	the	DET
cet-12791	85	2	influent	influent	NOUN
cet-12791	85	3	and	and	CCONJ
cet-12791	85	4	effluent	effluent	ADJ
cet-12791	85	5	temperatures	temperature	NOUN
cet-12791	85	6	did	do	AUX
cet-12791	85	7	not	not	PART
cet-12791	85	8	show	show	VERB
cet-12791	85	9	significant	significant	ADJ
cet-12791	85	10	variation	variation	NOUN
cet-12791	85	11	during	during	ADP
cet-12791	85	12	the	the	DET
cet-12791	85	13	course	course	NOUN
cet-12791	85	14	of	of	ADP
cet-12791	85	15	this	this	DET
cet-12791	85	16	study	study	NOUN
cet-12791	85	17	.	.	PUNCT
cet-12791	86	1	influent	influent	NOUN
cet-12791	86	2	temperature	temperature	NOUN
cet-12791	86	3	varied	varied	ADJ
cet-12791	86	4	between	between	ADP
cet-12791	86	5	16.3	16.3	NUM
cet-12791	86	6	 	 	SPACE
cet-12791	86	7	°	°	NOUN
cet-12791	86	8	c	c	NOUN
cet-12791	86	9	and	and	CCONJ
cet-12791	86	10	24.6	24.6	NUM
cet-12791	86	11	 	 	SPACE
cet-12791	86	12	°	°	NOUN
cet-12791	86	13	c	c	NOUN
cet-12791	86	14	,	,	PUNCT
cet-12791	86	15	while	while	SCONJ
cet-12791	86	16	the	the	DET
cet-12791	86	17	effluent	effluent	ADJ
cet-12791	86	18	control	control	NOUN
cet-12791	86	19	varied	varied	ADJ
cet-12791	86	20	between	between	ADP
cet-12791	86	21	21.4	21.4	NUM
cet-12791	86	22	°	°	NOUN
cet-12791	86	23	c	c	NOUN
cet-12791	86	24	and	and	CCONJ
cet-12791	86	25	27.4	27.4	NUM
cet-12791	86	26	°	°	NOUN
cet-12791	86	27	c	c	NOUN
cet-12791	86	28	for	for	ADP
cet-12791	86	29	the	the	DET
cet-12791	86	30	30	30	NUM
cet-12791	86	31	days	day	NOUN
cet-12791	86	32	of	of	ADP
cet-12791	86	33	operation	operation	NOUN
cet-12791	86	34	and	and	CCONJ
cet-12791	86	35	prb	prb	VERB
cet-12791	86	36	reactor	reactor	NOUN
cet-12791	86	37	effluent	effluent	NOUN
cet-12791	86	38	ranged	range	VERB
cet-12791	86	39	between	between	ADP
cet-12791	86	40	21.3	21.3	NUM
cet-12791	86	41	 	 	SPACE
cet-12791	86	42	°	°	ADP
cet-12791	86	43	c	c	NOUN
cet-12791	86	44	to	to	ADP
cet-12791	86	45	29.7	29.7	NUM
cet-12791	86	46	 	 	SPACE
cet-12791	86	47	°	°	PROPN
cet-12791	86	48	c	c	NOUN
cet-12791	86	49	.	.	PUNCT
cet-12791	87	1	figure	figure	NOUN
cet-12791	87	2	5	5	NUM
cet-12791	87	3	:	:	PUNCT
cet-12791	87	4	time	time	NOUN
cet-12791	87	5	course	course	NOUN
cet-12791	87	6	of	of	ADP
cet-12791	87	7	ph	ph	NOUN
cet-12791	87	8	during	during	ADP
cet-12791	87	9	cr(vi	cr(vi	PROPN
cet-12791	87	10	)	)	PUNCT
cet-12791	87	11	removal	removal	NOUN
cet-12791	87	12	operation	operation	NOUN
cet-12791	87	13	figure	figure	NOUN
cet-12791	87	14	6	6	NUM
cet-12791	87	15	:	:	PUNCT
cet-12791	87	16	time	time	NOUN
cet-12791	87	17	course	course	NOUN
cet-12791	87	18	of	of	ADP
cet-12791	87	19	temperature	temperature	NOUN
cet-12791	87	20	variation	variation	NOUN
cet-12791	87	21	during	during	ADP
cet-12791	87	22	cr(vi	cr(vi	PROPN
cet-12791	87	23	)	)	PUNCT
cet-12791	87	24	removal	removal	NOUN
cet-12791	87	25	operation	operation	NOUN
cet-12791	87	26	0	0	NUM
cet-12791	87	27	1	1	NUM
cet-12791	87	28	2	2	NUM
cet-12791	87	29	3	3	NUM
cet-12791	87	30	4	4	NUM
cet-12791	87	31	5	5	NUM
cet-12791	87	32	6	6	NUM
cet-12791	87	33	7	7	NUM
cet-12791	87	34	8	8	NUM
cet-12791	87	35	0	0	NUM
cet-12791	87	36	5	5	NUM
cet-12791	87	37	10	10	NUM
cet-12791	87	38	15	15	NUM
cet-12791	87	39	20	20	NUM
cet-12791	87	40	25	25	NUM
cet-12791	87	41	30	30	NUM
cet-12791	87	42	35	35	NUM
cet-12791	87	43	p	p	NOUN
cet-12791	87	44	h	h	NOUN
cet-12791	87	45	time	time	NOUN
cet-12791	87	46	(	(	PUNCT
cet-12791	87	47	days	day	NOUN
cet-12791	87	48	)	)	PUNCT
cet-12791	87	49	feed	feed	NOUN
cet-12791	87	50	control	control	NOUN
cet-12791	87	51	outlet	outlet	NOUN
cet-12791	87	52	bprb	bprb	PROPN
cet-12791	87	53	outlet	outlet	PROPN
cet-12791	87	54	0	0	NUM
cet-12791	87	55	5	5	NUM
cet-12791	87	56	10	10	NUM
cet-12791	87	57	15	15	NUM
cet-12791	87	58	20	20	NUM
cet-12791	87	59	25	25	NUM
cet-12791	87	60	30	30	NUM
cet-12791	87	61	0	0	NUM
cet-12791	87	62	5	5	NUM
cet-12791	87	63	10	10	NUM
cet-12791	87	64	15	15	NUM
cet-12791	87	65	20	20	NUM
cet-12791	87	66	25	25	NUM
cet-12791	87	67	30	30	NUM
cet-12791	87	68	35	35	NUM
cet-12791	87	69	t	t	NOUN
cet-12791	87	70	e	e	NOUN
cet-12791	87	71	m	m	PROPN
cet-12791	87	72	p	p	X
cet-12791	87	73	e	e	X
cet-12791	87	74	ra	ra	PROPN
cet-12791	87	75	tu	tu	PROPN
cet-12791	87	76	re	re	X
cet-12791	87	77	(	(	PUNCT
cet-12791	87	78	°	°	ADP
cet-12791	87	79	c	c	NOUN
cet-12791	87	80	)	)	PUNCT
cet-12791	87	81	time	time	NOUN
cet-12791	87	82	(	(	PUNCT
cet-12791	87	83	days	day	NOUN
cet-12791	87	84	)	)	PUNCT
cet-12791	87	85	feed	feed	NOUN
cet-12791	87	86	control	control	NOUN
cet-12791	87	87	outlet	outlet	NOUN
cet-12791	87	88	bprb	bprb	PROPN
cet-12791	87	89	outlet	outlet	PROPN
cet-12791	87	90	1409	1409	NUM
cet-12791	87	91	4	4	NUM
cet-12791	87	92	.	.	PUNCT
cet-12791	88	1	conclusions	conclusion	NOUN
cet-12791	88	2	continuous	continuous	ADJ
cet-12791	88	3	-	-	PUNCT
cet-12791	88	4	flow	flow	NOUN
cet-12791	88	5	bioreactor	bioreactor	NOUN
cet-12791	88	6	systems	system	NOUN
cet-12791	88	7	such	such	ADJ
cet-12791	88	8	as	as	ADP
cet-12791	88	9	biological	biological	ADJ
cet-12791	88	10	permeable	permeable	ADJ
cet-12791	88	11	reactive	reactive	ADJ
cet-12791	88	12	barrier	barrier	NOUN
cet-12791	88	13	have	have	VERB
cet-12791	88	14	the	the	DET
cet-12791	88	15	potential	potential	NOUN
cet-12791	88	16	of	of	ADP
cet-12791	88	17	treating	treat	VERB
cet-12791	88	18	cr(vi	cr(vi	PROPN
cet-12791	88	19	)	)	PUNCT
cet-12791	88	20	concentrations	concentration	NOUN
cet-12791	88	21	at	at	ADP
cet-12791	88	22	much	much	ADV
cet-12791	88	23	higher	high	ADJ
cet-12791	88	24	volumes	volume	NOUN
cet-12791	88	25	.	.	PUNCT
cet-12791	89	1	successful	successful	ADJ
cet-12791	89	2	cr(vi	cr(vi	PROPN
cet-12791	89	3	)	)	PUNCT
cet-12791	89	4	reduction	reduction	NOUN
cet-12791	89	5	was	be	AUX
cet-12791	89	6	achieved	achieve	VERB
cet-12791	89	7	over	over	ADP
cet-12791	89	8	the	the	DET
cet-12791	89	9	operational	operational	ADJ
cet-12791	89	10	period	period	NOUN
cet-12791	89	11	of	of	ADP
cet-12791	89	12	the	the	DET
cet-12791	89	13	bprb	bprb	PROPN
cet-12791	89	14	system	system	NOUN
cet-12791	89	15	.	.	PUNCT
cet-12791	90	1	therefore	therefore	ADV
cet-12791	90	2	,	,	PUNCT
cet-12791	90	3	it	it	PRON
cet-12791	90	4	can	can	AUX
cet-12791	90	5	be	be	AUX
cet-12791	90	6	concluded	conclude	VERB
cet-12791	90	7	that	that	SCONJ
cet-12791	90	8	the	the	DET
cet-12791	90	9	indigenous	indigenous	ADJ
cet-12791	90	10	bacteria	bacteria	NOUN
cet-12791	90	11	obtained	obtain	VERB
cet-12791	90	12	in	in	ADP
cet-12791	90	13	a	a	DET
cet-12791	90	14	wastewater	wastewater	NOUN
cet-12791	90	15	treatment	treatment	NOUN
cet-12791	90	16	plant	plant	NOUN
cet-12791	90	17	were	be	AUX
cet-12791	90	18	able	able	ADJ
cet-12791	90	19	to	to	PART
cet-12791	90	20	effectively	effectively	ADV
cet-12791	90	21	treat	treat	VERB
cet-12791	90	22	cr(vi	cr(vi	PROPN
cet-12791	90	23	)	)	PUNCT
cet-12791	90	24	over	over	ADP
cet-12791	90	25	a	a	DET
cet-12791	90	26	period	period	NOUN
cet-12791	90	27	of	of	ADP
cet-12791	90	28	30	30	NUM
cet-12791	90	29	days	day	NOUN
cet-12791	90	30	without	without	ADP
cet-12791	90	31	any	any	DET
cet-12791	90	32	biostimulation	biostimulation	NOUN
cet-12791	90	33	.	.	PUNCT
cet-12791	91	1	although	although	SCONJ
cet-12791	91	2	,	,	PUNCT
cet-12791	91	3	results	result	NOUN
cet-12791	91	4	presented	present	VERB
cet-12791	91	5	in	in	ADP
cet-12791	91	6	this	this	DET
cet-12791	91	7	study	study	NOUN
cet-12791	91	8	have	have	VERB
cet-12791	91	9	strong	strong	ADJ
cet-12791	91	10	implications	implication	NOUN
cet-12791	91	11	of	of	ADP
cet-12791	91	12	biological	biological	ADJ
cet-12791	91	13	cr(vi	cr(vi	PROPN
cet-12791	91	14	)	)	PUNCT
cet-12791	91	15	reduction	reduction	NOUN
cet-12791	91	16	ex	ex	NOUN
cet-12791	91	17	-	-	NOUN
cet-12791	91	18	situ	situ	ADJ
cet-12791	91	19	through	through	ADP
cet-12791	91	20	the	the	DET
cet-12791	91	21	use	use	NOUN
cet-12791	91	22	of	of	ADP
cet-12791	91	23	the	the	DET
cet-12791	91	24	bioreactor	bioreactor	NOUN
cet-12791	91	25	system	system	NOUN
cet-12791	91	26	,	,	PUNCT
cet-12791	91	27	these	these	DET
cet-12791	91	28	results	result	NOUN
cet-12791	91	29	could	could	AUX
cet-12791	91	30	also	also	ADV
cet-12791	91	31	be	be	AUX
cet-12791	91	32	effective	effective	ADJ
cet-12791	91	33	in	in	ADP
cet-12791	91	34	optimizing	optimize	VERB
cet-12791	91	35	and	and	CCONJ
cet-12791	91	36	improving	improve	VERB
cet-12791	91	37	the	the	DET
cet-12791	91	38	operation	operation	NOUN
cet-12791	91	39	and	and	CCONJ
cet-12791	91	40	performance	performance	NOUN
cet-12791	91	41	of	of	ADP
cet-12791	91	42	in	in	ADP
cet-12791	91	43	situ	situ	ADJ
cet-12791	91	44	bioremediation	bioremediation	NOUN
cet-12791	91	45	of	of	ADP
cet-12791	91	46	cr(vi	cr(vi	PROPN
cet-12791	91	47	)	)	PUNCT
cet-12791	91	48	at	at	ADP
cet-12791	91	49	target	target	NOUN
cet-12791	91	50	site	site	NOUN
cet-12791	91	51	.	.	PUNCT
cet-12791	92	1	further	further	ADJ
cet-12791	92	2	studies	study	NOUN
cet-12791	92	3	are	be	AUX
cet-12791	92	4	required	require	VERB
cet-12791	92	5	to	to	PART
cet-12791	92	6	understand	understand	VERB
cet-12791	92	7	the	the	DET
cet-12791	92	8	interaction	interaction	NOUN
cet-12791	92	9	of	of	ADP
cet-12791	92	10	bacteria	bacteria	NOUN
cet-12791	92	11	with	with	ADP
cet-12791	92	12	other	other	ADJ
cet-12791	92	13	heavy	heavy	ADJ
cet-12791	92	14	metals	metal	NOUN
cet-12791	92	15	that	that	PRON
cet-12791	92	16	co	co	VERB
cet-12791	92	17	-	-	VERB
cet-12791	92	18	exist	exist	VERB
cet-12791	92	19	with	with	ADP
cet-12791	92	20	cr(vi	cr(vi	NOUN
cet-12791	92	21	)	)	PUNCT
cet-12791	92	22	in	in	ADP
cet-12791	92	23	the	the	DET
cet-12791	92	24	environment	environment	NOUN
cet-12791	92	25	and	and	CCONJ
cet-12791	92	26	also	also	ADV
cet-12791	92	27	to	to	PART
cet-12791	92	28	evaluate	evaluate	VERB
cet-12791	92	29	effect	effect	NOUN
cet-12791	92	30	of	of	ADP
cet-12791	92	31	operating	operate	VERB
cet-12791	92	32	the	the	DET
cet-12791	92	33	bprb	bprb	NOUN
cet-12791	92	34	under	under	ADP
cet-12791	92	35	various	various	ADJ
cet-12791	92	36	hrt	hrt	PROPN
cet-12791	92	37	’s	’s	PART
cet-12791	92	38	while	while	SCONJ
cet-12791	92	39	occasionally	occasionally	ADV
cet-12791	92	40	backwashing	backwashe	VERB
cet-12791	92	41	or	or	CCONJ
cet-12791	92	42	dislodging	dislodge	VERB
cet-12791	92	43	the	the	DET
cet-12791	92	44	accumulated	accumulate	VERB
cet-12791	92	45	precipitate	precipitate	NOUN
cet-12791	92	46	from	from	ADP
cet-12791	92	47	the	the	DET
cet-12791	92	48	system	system	NOUN
cet-12791	92	49	.	.	PUNCT
cet-12791	93	1	acknowledgments	acknowledgment	NOUN
cet-12791	93	2	this	this	DET
cet-12791	93	3	research	research	NOUN
cet-12791	93	4	was	be	AUX
cet-12791	93	5	funded	fund	VERB
cet-12791	93	6	by	by	ADP
cet-12791	93	7	the	the	DET
cet-12791	93	8	research	research	NOUN
cet-12791	93	9	was	be	AUX
cet-12791	93	10	funded	fund	VERB
cet-12791	93	11	through	through	ADP
cet-12791	93	12	the	the	DET
cet-12791	93	13	national	national	PROPN
cet-12791	93	14	research	research	PROPN
cet-12791	93	15	foundation	foundation	PROPN
cet-12791	93	16	(	(	PUNCT
cet-12791	93	17	nrf	nrf	NOUN
cet-12791	93	18	)	)	PUNCT
cet-12791	93	19	grant	grant	VERB
cet-12791	93	20	no	no	DET
cet-12791	93	21	.	.	PUNCT
cet-12791	93	22	ifr200206501999	ifr200206501999	NOUN
cet-12791	93	23	,	,	PUNCT
cet-12791	93	24	csur210111581519	csur210111581519	PROPN
cet-12791	93	25	,	,	PUNCT
cet-12791	93	26	eqp210111581520	eqp210111581520	NOUN
cet-12791	93	27	awarded	award	VERB
cet-12791	93	28	to	to	ADP
cet-12791	93	29	prof	prof	PROPN
cet-12791	93	30	evans	evans	PROPN
cet-12791	93	31	mn	mn	PROPN
cet-12791	93	32	chirwa	chirwa	NOUN
cet-12791	93	33	of	of	ADP
cet-12791	93	34	the	the	DET
cet-12791	93	35	university	university	PROPN
cet-12791	93	36	of	of	ADP
cet-12791	93	37	pretoria	pretoria	PROPN
cet-12791	93	38	.	.	PUNCT
cet-12791	94	1	buyisile	buyisile	PROPN
cet-12791	94	2	kholisa	kholisa	PROPN
cet-12791	94	3	would	would	AUX
cet-12791	94	4	like	like	VERB
cet-12791	94	5	to	to	PART
cet-12791	94	6	acknowledge	acknowledge	VERB
cet-12791	94	7	the	the	DET
cet-12791	94	8	national	national	PROPN
cet-12791	94	9	research	research	PROPN
cet-12791	94	10	foundation	foundation	PROPN
cet-12791	94	11	(	(	PUNCT
cet-12791	94	12	nrf	nrf	NUM
cet-12791	94	13	)	)	PUNCT
cet-12791	94	14	for	for	ADP
cet-12791	94	15	granting	grant	VERB
cet-12791	94	16	him	he	PRON
cet-12791	94	17	the	the	DET
cet-12791	94	18	doctoral	doctoral	ADJ
cet-12791	94	19	scholarship	scholarship	NOUN
cet-12791	94	20	,	,	PUNCT
cet-12791	94	21	grant	grant	VERB
cet-12791	94	22	no	no	INTJ
cet-12791	94	23	.	.	PUNCT
cet-12791	94	24	mnd190613447392	mnd190613447392	PROPN
cet-12791	94	25	.	.	PUNCT
cet-12791	95	1	references	reference	NOUN
cet-12791	95	2	bharagava	bharagava	PROPN
cet-12791	95	3	,	,	PUNCT
cet-12791	95	4	r.n	r.n	PROPN
cet-12791	95	5	.	.	PROPN
cet-12791	95	6	,	,	PUNCT
cet-12791	95	7	mishra	mishra	PROPN
cet-12791	95	8	,	,	PUNCT
cet-12791	95	9	s.	s.	PROPN
cet-12791	95	10	2018	2018	NUM
cet-12791	95	11	.	.	PUNCT
cet-12791	96	1	hexavalent	hexavalent	NOUN
cet-12791	96	2	chromium	chromium	NOUN
cet-12791	96	3	reduction	reduction	NOUN
cet-12791	96	4	potential	potential	NOUN
cet-12791	96	5	of	of	ADP
cet-12791	96	6	cellulosimicrobium	cellulosimicrobium	NOUN
cet-12791	96	7	sp	sp	PROPN
cet-12791	96	8	.	.	PROPN
cet-12791	96	9	isolated	isolate	VERB
cet-12791	96	10	from	from	ADP
cet-12791	96	11	common	common	ADJ
cet-12791	96	12	effluent	effluent	ADJ
cet-12791	96	13	treatment	treatment	NOUN
cet-12791	96	14	plant	plant	NOUN
cet-12791	96	15	of	of	ADP
cet-12791	96	16	tannery	tannery	NOUN
cet-12791	96	17	industries	industry	NOUN
cet-12791	96	18	.	.	PUNCT
cet-12791	97	1	ecotoxicology	ecotoxicology	NOUN
cet-12791	97	2	and	and	CCONJ
cet-12791	97	3	environmental	environmental	ADJ
cet-12791	97	4	safety	safety	NOUN
cet-12791	97	5	,	,	PUNCT
cet-12791	97	6	147(august	147(august	NUM
cet-12791	97	7	2017	2017	NUM
cet-12791	97	8	):	):	PUNCT
cet-12791	97	9	102–109	102–109	NUM
cet-12791	97	10	.	.	PUNCT
cet-12791	98	1	https://doi.org/10.1016/j.ecoenv.2017.08.040	https://doi.org/10.1016/j.ecoenv.2017.08.040	NOUN
cet-12791	98	2	.	.	PUNCT
cet-12791	99	1	kaimbi	kaimbi	PROPN
cet-12791	99	2	,	,	PUNCT
cet-12791	99	3	l.a	l.a	PROPN
cet-12791	99	4	.	.	PROPN
cet-12791	99	5	,	,	PUNCT
cet-12791	99	6	chirwa	chirwa	NOUN
cet-12791	99	7	,	,	PUNCT
cet-12791	99	8	e.m.n	e.m.n	NOUN
cet-12791	99	9	.	.	PUNCT
cet-12791	99	10	2015	2015	NUM
cet-12791	99	11	.	.	PUNCT
cet-12791	100	1	kinetics	kinetic	NOUN
cet-12791	100	2	of	of	ADP
cet-12791	100	3	cr	cr	PROPN
cet-12791	100	4	(	(	PUNCT
cet-12791	100	5	vi	vi	NOUN
cet-12791	100	6	)	)	PUNCT
cet-12791	100	7	reduction	reduction	NOUN
cet-12791	100	8	and	and	CCONJ
cet-12791	100	9	remobilisation	remobilisation	NOUN
cet-12791	100	10	in	in	ADP
cet-12791	100	11	an	an	DET
cet-12791	100	12	aquifer	aquifer	NOUN
cet-12791	100	13	permeable	permeable	ADJ
cet-12791	100	14	reactive	reactive	ADJ
cet-12791	100	15	barrier	barrier	NOUN
cet-12791	100	16	:	:	PUNCT
cet-12791	100	17	microcosm	microcosm	NOUN
cet-12791	100	18	simulation	simulation	NOUN
cet-12791	100	19	.	.	PUNCT
cet-12791	101	1	chemical	chemical	NOUN
cet-12791	101	2	engineering	engineering	NOUN
cet-12791	101	3	transactions	transaction	NOUN
cet-12791	101	4	,	,	PUNCT
cet-12791	101	5	45	45	NUM
cet-12791	101	6	:	:	PUNCT
cet-12791	101	7	973–978	973–978	NUM
cet-12791	101	8	.	.	PUNCT
cet-12791	102	1	kalola	kalola	PROPN
cet-12791	102	2	,	,	PUNCT
cet-12791	102	3	v.	v.	PROPN
cet-12791	102	4	,	,	PUNCT
cet-12791	102	5	desai	desai	PROPN
cet-12791	102	6	,	,	PUNCT
cet-12791	102	7	c.	c.	PROPN
cet-12791	102	8	2020	2020	NUM
cet-12791	102	9	.	.	PUNCT
cet-12791	103	1	biosorption	biosorption	NOUN
cet-12791	103	2	of	of	ADP
cet-12791	103	3	cr(vi	cr(vi	PROPN
cet-12791	103	4	)	)	PUNCT
cet-12791	103	5	by	by	ADP
cet-12791	103	6	halomonas	halomonas	PROPN
cet-12791	103	7	sp	sp	PROPN
cet-12791	103	8	.	.	PUNCT
cet-12791	104	1	dk4	dk4	PROPN
cet-12791	104	2	,	,	PUNCT
cet-12791	104	3	a	a	DET
cet-12791	104	4	halotolerant	halotolerant	ADJ
cet-12791	104	5	bacterium	bacterium	NOUN
cet-12791	104	6	isolated	isolate	VERB
cet-12791	104	7	from	from	ADP
cet-12791	104	8	chrome	chrome	NOUN
cet-12791	104	9	electroplating	electroplate	VERB
cet-12791	104	10	sludge	sludge	NOUN
cet-12791	104	11	.	.	PUNCT
cet-12791	105	1	environmental	environmental	ADJ
cet-12791	105	2	science	science	NOUN
cet-12791	105	3	and	and	CCONJ
cet-12791	105	4	pollution	pollution	NOUN
cet-12791	105	5	research	research	NOUN
cet-12791	105	6	,	,	PUNCT
cet-12791	105	7	27(22	27(22	NUM
cet-12791	105	8	):	):	PUNCT
cet-12791	105	9	27330–27344	27330–27344	NUM
cet-12791	105	10	.	.	PUNCT
cet-12791	106	1	kholisa	kholisa	PROPN
cet-12791	106	2	,	,	PUNCT
cet-12791	106	3	b.	b.	PROPN
cet-12791	106	4	,	,	PUNCT
cet-12791	106	5	chirwa	chirwa	NOUN
cet-12791	106	6	,	,	PUNCT
cet-12791	106	7	e.m.n	e.m.n	NOUN
cet-12791	106	8	.	.	PUNCT
cet-12791	106	9	2021	2021	NUM
cet-12791	106	10	.	.	PUNCT
cet-12791	107	1	bioreduction	bioreduction	NOUN
cet-12791	107	2	of	of	ADP
cet-12791	107	3	cr	cr	PROPN
cet-12791	107	4	(	(	PUNCT
cet-12791	107	5	vi	vi	NOUN
cet-12791	107	6	)	)	PUNCT
cet-12791	107	7	using	use	VERB
cet-12791	107	8	bacterial	bacterial	ADJ
cet-12791	107	9	consortia	consortium	NOUN
cet-12791	107	10	isolated	isolate	VERB
cet-12791	107	11	from	from	ADP
cet-12791	107	12	a	a	DET
cet-12791	107	13	municipal	municipal	ADJ
cet-12791	107	14	wastewater	wastewater	NOUN
cet-12791	107	15	sludge	sludge	NOUN
cet-12791	107	16	experiencing	experience	VERB
cet-12791	107	17	cr	cr	PROPN
cet-12791	107	18	(	(	PUNCT
cet-12791	107	19	vi	vi	NOUN
cet-12791	107	20	)	)	PUNCT
cet-12791	107	21	loading	loading	NOUN
cet-12791	107	22	from	from	ADP
cet-12791	107	23	an	an	DET
cet-12791	107	24	abandoned	abandon	VERB
cet-12791	107	25	chrome	chrome	NOUN
cet-12791	107	26	foundry	foundry	NOUN
cet-12791	107	27	.	.	PUNCT
cet-12791	108	1	chemical	chemical	NOUN
cet-12791	108	2	engineering	engineering	NOUN
cet-12791	108	3	transactions	transaction	NOUN
cet-12791	108	4	,	,	PUNCT
cet-12791	108	5	88	88	NUM
cet-12791	108	6	:	:	PUNCT
cet-12791	108	7	115–120	115–120	NUM
cet-12791	108	8	.	.	PUNCT
cet-12791	109	1	kholisa	kholisa	PROPN
cet-12791	109	2	,	,	PUNCT
cet-12791	109	3	b.	b.	PROPN
cet-12791	109	4	,	,	PUNCT
cet-12791	109	5	matsena	matsena	PROPN
cet-12791	109	6	,	,	PUNCT
cet-12791	109	7	m.	m.	NOUN
cet-12791	109	8	,	,	PUNCT
cet-12791	109	9	chirwa	chirwa	NOUN
cet-12791	109	10	,	,	PUNCT
cet-12791	109	11	e.m.n	e.m.n	NOUN
cet-12791	109	12	.	.	PUNCT
cet-12791	109	13	2021	2021	NUM
cet-12791	109	14	.	.	PUNCT
cet-12791	110	1	evaluation	evaluation	NOUN
cet-12791	110	2	of	of	ADP
cet-12791	110	3	cr(vi	cr(vi	PROPN
cet-12791	110	4	)	)	PUNCT
cet-12791	110	5	reduction	reduction	NOUN
cet-12791	110	6	using	use	VERB
cet-12791	110	7	indigenous	indigenous	ADJ
cet-12791	110	8	bacterial	bacterial	ADJ
cet-12791	110	9	consortium	consortium	NOUN
cet-12791	110	10	isolated	isolate	VERB
cet-12791	110	11	from	from	ADP
cet-12791	110	12	a	a	DET
cet-12791	110	13	municipal	municipal	ADJ
cet-12791	110	14	wastewater	wastewater	NOUN
cet-12791	110	15	sludge	sludge	NOUN
cet-12791	110	16	:	:	PUNCT
cet-12791	110	17	batch	batch	NOUN
cet-12791	110	18	and	and	CCONJ
cet-12791	110	19	kinetic	kinetic	ADJ
cet-12791	110	20	studies	study	NOUN
cet-12791	110	21	.	.	PUNCT
cet-12791	111	1	catalysts	catalyst	NOUN
cet-12791	111	2	,	,	PUNCT
cet-12791	111	3	11(9	11(9	PROPN
cet-12791	111	4	)	)	PUNCT
cet-12791	111	5	.	.	PUNCT
cet-12791	112	1	ren	ren	PROPN
cet-12791	112	2	,	,	PUNCT
cet-12791	112	3	b.	b.	PROPN
cet-12791	112	4	,	,	PUNCT
cet-12791	112	5	zhang	zhang	PROPN
cet-12791	112	6	,	,	PUNCT
cet-12791	112	7	q.	q.	PROPN
cet-12791	112	8	,	,	PUNCT
cet-12791	112	9	zhang	zhang	PROPN
cet-12791	112	10	,	,	PUNCT
cet-12791	112	11	x.	x.	PROPN
cet-12791	112	12	,	,	PUNCT
cet-12791	112	13	zhao	zhao	PROPN
cet-12791	112	14	,	,	PUNCT
cet-12791	112	15	l.	l.	PROPN
cet-12791	112	16	,	,	PUNCT
cet-12791	112	17	li	li	PROPN
cet-12791	112	18	,	,	PUNCT
cet-12791	112	19	h.	h.	PROPN
cet-12791	112	20	2018	2018	NUM
cet-12791	112	21	.	.	PUNCT
cet-12791	113	1	biosorption	biosorption	NOUN
cet-12791	113	2	of	of	ADP
cet-12791	113	3	cr(vi	cr(vi	PROPN
cet-12791	113	4	)	)	PUNCT
cet-12791	113	5	from	from	ADP
cet-12791	113	6	aqueous	aqueous	ADJ
cet-12791	113	7	solution	solution	NOUN
cet-12791	113	8	using	use	VERB
cet-12791	113	9	dormant	dormant	ADJ
cet-12791	113	10	spores	spore	NOUN
cet-12791	113	11	of	of	ADP
cet-12791	113	12	aspergillus	aspergillus	NOUN
cet-12791	113	13	niger	niger	NOUN
cet-12791	113	14	.	.	PUNCT
cet-12791	114	1	rsc	rsc	PROPN
cet-12791	114	2	advances	advance	NOUN
cet-12791	114	3	,	,	PUNCT
cet-12791	114	4	8(67	8(67	NUM
cet-12791	114	5	):	):	PUNCT
cet-12791	114	6	38157–38165	38157–38165	NUM
cet-12791	114	7	.	.	PUNCT
cet-12791	115	1	tan	tan	PROPN
cet-12791	115	2	,	,	PUNCT
cet-12791	115	3	h.	h.	PROPN
cet-12791	115	4	,	,	PUNCT
cet-12791	115	5	wang	wang	PROPN
cet-12791	115	6	,	,	PUNCT
cet-12791	115	7	c.	c.	PROPN
cet-12791	115	8	,	,	PUNCT
cet-12791	115	9	zeng	zeng	PROPN
cet-12791	115	10	,	,	PUNCT
cet-12791	115	11	g.	g.	PROPN
cet-12791	115	12	,	,	PUNCT
cet-12791	115	13	luo	luo	PROPN
cet-12791	115	14	,	,	PUNCT
cet-12791	115	15	y.	y.	PROPN
cet-12791	115	16	,	,	PUNCT
cet-12791	115	17	li	li	PROPN
cet-12791	115	18	,	,	PUNCT
cet-12791	115	19	h.	h.	PROPN
cet-12791	115	20	,	,	PUNCT
cet-12791	115	21	xu	xu	PROPN
cet-12791	115	22	,	,	PUNCT
cet-12791	115	23	h.	h.	PROPN
cet-12791	115	24	2020	2020	NUM
cet-12791	115	25	.	.	PUNCT
cet-12791	116	1	bioreduction	bioreduction	NOUN
cet-12791	116	2	and	and	CCONJ
cet-12791	116	3	biosorption	biosorption	NOUN
cet-12791	116	4	of	of	ADP
cet-12791	116	5	cr(vi	cr(vi	PROPN
cet-12791	116	6	)	)	PUNCT
cet-12791	116	7	by	by	ADP
cet-12791	116	8	a	a	DET
cet-12791	116	9	novel	novel	ADJ
cet-12791	116	10	bacillus	bacillus	NOUN
cet-12791	116	11	sp	sp	NOUN
cet-12791	116	12	.	.	PUNCT
cet-12791	117	1	crb	crb	PROPN
cet-12791	117	2	-	-	PUNCT
cet-12791	117	3	b1	b1	PROPN
cet-12791	117	4	strain	strain	NOUN
cet-12791	117	5	.	.	PUNCT
cet-12791	118	1	journal	journal	NOUN
cet-12791	118	2	of	of	ADP
cet-12791	118	3	hazardous	hazardous	ADJ
cet-12791	118	4	materials	material	NOUN
cet-12791	118	5	,	,	PUNCT
cet-12791	118	6	386(august	386(august	NUM
cet-12791	118	7	2019	2019	NUM
cet-12791	118	8	):	):	PUNCT
cet-12791	118	9	121628	121628	NUM
cet-12791	118	10	.	.	PUNCT
cet-12791	119	1	https://doi.org/10.1016/j.jhazmat.2019.121628	https://doi.org/10.1016/j.jhazmat.2019.121628	PROPN
cet-12791	119	2	.	.	PUNCT
cet-12791	120	1	tang	tang	PROPN
cet-12791	120	2	,	,	PUNCT
cet-12791	120	3	y.	y.	PROPN
cet-12791	120	4	,	,	PUNCT
cet-12791	120	5	liao	liao	PROPN
cet-12791	120	6	,	,	PUNCT
cet-12791	120	7	x.	x.	PROPN
cet-12791	120	8	,	,	PUNCT
cet-12791	120	9	zhang	zhang	PROPN
cet-12791	120	10	,	,	PUNCT
cet-12791	120	11	x.	x.	PROPN
cet-12791	120	12	,	,	PUNCT
cet-12791	120	13	peng	peng	PROPN
cet-12791	120	14	,	,	PUNCT
cet-12791	120	15	g.	g.	PROPN
cet-12791	120	16	,	,	PUNCT
cet-12791	120	17	gao	gao	PROPN
cet-12791	120	18	,	,	PUNCT
cet-12791	120	19	j.	j.	PROPN
cet-12791	120	20	,	,	PUNCT
cet-12791	120	21	chen	chen	PROPN
cet-12791	120	22	,	,	PUNCT
cet-12791	120	23	l.	l.	PROPN
cet-12791	120	24	2021	2021	NUM
cet-12791	120	25	.	.	PUNCT
cet-12791	121	1	science	science	NOUN
cet-12791	121	2	of	of	ADP
cet-12791	121	3	the	the	DET
cet-12791	121	4	total	total	ADJ
cet-12791	121	5	environment	environment	NOUN
cet-12791	121	6	enhanced	enhance	VERB
cet-12791	121	7	adsorption	adsorption	NOUN
cet-12791	121	8	of	of	ADP
cet-12791	121	9	hexavalent	hexavalent	NOUN
cet-12791	121	10	chromium	chromium	NOUN
cet-12791	121	11	and	and	CCONJ
cet-12791	121	12	the	the	DET
cet-12791	121	13	microbial	microbial	ADJ
cet-12791	121	14	effect	effect	NOUN
cet-12791	121	15	on	on	ADP
cet-12791	121	16	quartz	quartz	NOUN
cet-12791	121	17	sand	sand	NOUN
cet-12791	121	18	modi	modi	PROPN
cet-12791	121	19	fi	fi	PROPN
cet-12791	121	20	ed	ed	NOUN
cet-12791	121	21	with	with	ADP
cet-12791	121	22	al	al	PROPN
cet-12791	121	23	-	-	PUNCT
cet-12791	121	24	layered	layer	VERB
cet-12791	121	25	double	double	ADJ
cet-12791	121	26	hydroxides	hydroxide	NOUN
cet-12791	121	27	.	.	PUNCT
cet-12791	122	1	science	science	NOUN
cet-12791	122	2	of	of	ADP
cet-12791	122	3	the	the	DET
cet-12791	122	4	total	total	ADJ
cet-12791	122	5	environment	environment	NOUN
cet-12791	122	6	,	,	PUNCT
cet-12791	122	7	762	762	NUM
cet-12791	122	8	:	:	SYM
cet-12791	122	9	143094	143094	NUM
cet-12791	122	10	.	.	PUNCT
cet-12791	123	1	https://doi.org/10.1016/j.scitotenv.2020.143094	https://doi.org/10.1016/j.scitotenv.2020.143094	PROPN
cet-12791	123	2	.	.	PUNCT
cet-12791	124	1	xue	xue	PROPN
cet-12791	124	2	,	,	PUNCT
cet-12791	124	3	f.	f.	PROPN
cet-12791	124	4	,	,	PUNCT
cet-12791	124	5	yan	yan	PROPN
cet-12791	124	6	,	,	PUNCT
cet-12791	124	7	y.	y.	PROPN
cet-12791	124	8	,	,	PUNCT
cet-12791	124	9	xia	xia	PROPN
cet-12791	124	10	,	,	PUNCT
cet-12791	124	11	m.	m.	NOUN
cet-12791	124	12	,	,	PUNCT
cet-12791	124	13	muhammad	muhammad	PROPN
cet-12791	124	14	,	,	PUNCT
cet-12791	124	15	f.	f.	PROPN
cet-12791	124	16	,	,	PUNCT
cet-12791	124	17	yu	yu	PROPN
cet-12791	124	18	,	,	PUNCT
cet-12791	124	19	l.	l.	PROPN
cet-12791	124	20	,	,	PUNCT
cet-12791	124	21	xu	xu	PROPN
cet-12791	124	22	,	,	PUNCT
cet-12791	124	23	f.	f.	PROPN
cet-12791	124	24	,	,	PUNCT
cet-12791	124	25	shiau	shiau	PROPN
cet-12791	124	26	,	,	PUNCT
cet-12791	124	27	y.c	y.c	PROPN
cet-12791	124	28	.	.	PROPN
cet-12791	124	29	,	,	PUNCT
cet-12791	124	30	li	li	PROPN
cet-12791	124	31	,	,	PUNCT
cet-12791	124	32	d.	d.	PROPN
cet-12791	124	33	,	,	PUNCT
cet-12791	124	34	jiao	jiao	PROPN
cet-12791	124	35	,	,	PUNCT
cet-12791	124	36	b.	b.	PROPN
cet-12791	124	37	2017	2017	NUM
cet-12791	124	38	.	.	PUNCT
cet-12791	125	1	electro	electro	ADJ
cet-12791	125	2	-	-	PUNCT
cet-12791	125	3	kinetic	kinetic	NOUN
cet-12791	125	4	remediation	remediation	NOUN
cet-12791	125	5	of	of	ADP
cet-12791	125	6	chromium	chromium	NOUN
cet-12791	125	7	-	-	PUNCT
cet-12791	125	8	contaminated	contaminate	VERB
cet-12791	125	9	soil	soil	NOUN
cet-12791	125	10	by	by	ADP
cet-12791	125	11	a	a	DET
cet-12791	125	12	three	three	NUM
cet-12791	125	13	-	-	PUNCT
cet-12791	125	14	dimensional	dimensional	ADJ
cet-12791	125	15	electrode	electrode	NOUN
cet-12791	125	16	coupled	couple	VERB
cet-12791	125	17	with	with	ADP
cet-12791	125	18	a	a	DET
cet-12791	125	19	permeable	permeable	ADJ
cet-12791	125	20	reactive	reactive	ADJ
cet-12791	125	21	barrier	barrier	NOUN
cet-12791	125	22	.	.	PUNCT
cet-12791	126	1	rsc	rsc	PROPN
cet-12791	126	2	advances	advance	NOUN
cet-12791	126	3	,	,	PUNCT
cet-12791	126	4	7(86	7(86	NUM
cet-12791	126	5	):	):	PUNCT
cet-12791	126	6	54797–54805	54797–54805	NUM
cet-12791	126	7	.	.	PUNCT
cet-12791	127	1	1410	1410	NUM
cet-12791	127	2	19kholisa.pdf	19kholisa.pdf	NUM
cet-12791	127	3	biotreatment	biotreatment	NOUN
cet-12791	127	4	of	of	ADP
cet-12791	127	5	hexavalent	hexavalent	NOUN
cet-12791	127	6	chromium	chromium	NOUN
cet-12791	127	7	in	in	ADP
cet-12791	127	8	a	a	DET
cet-12791	127	9	rectangular	rectangular	ADJ
cet-12791	127	10	column	column	NOUN
cet-12791	127	11	using	use	VERB
cet-12791	127	12	municipal	municipal	ADJ
cet-12791	127	13	wastewater	wastewater	NOUN
cet-12791	127	14	sludge	sludge	NOUN
cet-12791	127	15	as	as	ADP
cet-12791	127	16	a	a	DET
cet-12791	127	17	bioreactive	bioreactive	ADJ
cet-12791	127	18	barrier	barrier	NOUN