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CBSE Class 9 Answered

How do automobiles and industries cause air pollution?
Asked by | 18 Aug, 2008, 09:18: PM
Expert Answer

Smoke and unburnt fuel coming out of automoilesand industries is a source of air pollution.

It may contain various gases including - SO2, NO2, NO, CO, unburnt Pb, unburnt hybrocarbons etc which are the main sources of air pollution.

Answered by | 18 Aug, 2008, 10:11: PM
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