id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-13163		cet-13163		6	.pdf	application/pdf	2798	112	55	Light olefin production was mainly due to hydrogen transfer via carbenium ion and C–C cracking through the β-scission mechanism during cracking. Fluid catalytic cracking and steam cracking are the key technologies to produce light olefins.	cache/cet-13163.pdf	txt/cet-13163.txt