Question

Explain the difference between pure air and pollutant air​

Answer 1

Answer:

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.

Answer 2

✨ Pure air

1. Pure air contains around 78% nitrogen, 21% oxygen and 0.03% carbon dioxide.
2. Other gases such as argon, methane, ozone, and water vapours are also present in small quantities.
3. It is fresh and healthy for lungs.

✨Polluted air

1. Polluted air has no such definite composition of these gases.

2. Polluted air has harmful gases like nitrogen