Definition for Pollutant
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Revision as of 13:40, 30 September 2014 by Bio man (Talk | contribs) (Created page with "A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource.")
A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource.