Producing Effective and Clean Coke for Household Combustion Activities to Reduce Gaseous Pollutant Emissions

Table 3

The contents of Cl and heavy metals in several typical coal-based fuel samples.

Name	Cl (wt.%)	Heavy metal (μg/g)
		Ni	Cu	Cr	As	Cd	Hg	Pb
Anthracite coal	0.17	1.73	0.21	0.50	0.03	0.0014	0.0908	0.35
Briquette coal	0.16	1.44	0.14	0.92	0.02	0.0011	0.0084	0.11
Semi-coke	0.19	3.55	0.15	2.48	0.02	0.0003	0.0061	0.14
Clean coke	0.08	1.31	0.11	0.28	0.01	ND	0.0045	0.11