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

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