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Explain the differences between pure air and polluted air.

Explain the differences between pure air and polluted air.

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

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.

​Thanks

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