Which industries release the most toxic chemicals?

The metal mining industry released the most toxic chemicals for the year 2008, accounting for 30 percent of total chemical releases.

In dustry	Total Releases (pounds)	Percent of Total
Metal mining	1,157,710,105	30
Electric utilities	905,697,596	23
Chemicals	452,245,439	12
Primary metals	440,462,686	11
Paper	186,356,909	5
Hazardous waste/solvent	168,601,834	4
Food	167,223,768	4
All others	538,718,584	11