Environmental Chemistry and Ecotoxicology of Hazardous Heavy Metals: Environmental Persistence, Toxicity, and Bioaccumulation

Table 1

Some environmentally important data for key hazardous trace elements (HTEs), of prime environmental concern, in Chinese coals [33].

Element	Simulated mean conc. (ppm)	Emissions from coal use in China in 2007 (t)
Cr	30.37	8217.8
Ni	17.44	2308.4
Cd	0.61	245.4
Pb	23.04	12547.0
Hg	0.20	305.9
As	5.78	2205.5
Se	3.66	2353.0
Sb	2.01	546.7