Question

18.2 How does Air Get Polluted?​

Answer 1

Answer:

Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it's also called smog. ... Air pollution isn't just outside - the air inside buildings can also be polluted and affect your health.

Answer 2

Answer:

• burn of chemicals
• chimney
• smoke
• dust
• vehicles petrol