Science, asked by samikshassingh00, 29 days ago

Explain the different between pure air and polluted air in 3 to 4 lines

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Answered by sy3241899

1

Answer:

Explain the differences between pure air and polluted air. ... Pure air is free from germs and harmful gases. It contains 78% nitrogen, 21% oxygen and small amount of other gases and dust particles. Polluted air contains harmful gases and unwanted substances.

Answered by brunda12gmailcom

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