Answers

2014-09-19T20:26:42+05:30
A polluant is a waste material that pollutes air water or soil three factors determine the pollutant its chemical nature the concentratoon and percistance motor vehicles emmission are one the more common soil contaminants they chlorinated and cause too air pollution
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2014-09-21T18:44:47+05:30
Organic wastes like metals such as nickel, zinc, manganese, chemical fertilisers like fungicides, pesticides, chloro floro carbons from vehicles, industrial wastes, non degradable wastes.............
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