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Taken out of gasoline.
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This pollution’s main source is power plants (98%).
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Cars are the main source for this pollution (90%). It is deadly in enclosed spaces.
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One of the pollutants that contributes to Acid Rain.
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Road dust, diesel soot, fly ash and wood smoke are some examples of this pollutant.
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Up high it protects us from UV radiation, down low it is hazardous.