Question

What do you mean by pollution? Describe the different types of pollutants and various causes of air pollution.

Answer 1

Answer:

the presence in or introduction into the environment of a substance which has harmful or poisonous effects is called pollution. .

Nitrogen oxides (NOx)

Sulfur oxides (SOx)

Particulate matter (PM)

Ground level ozone (O3)

Volatile organic compounds (VOCs)

Mercury (Hg)

Peroxyacyl nitrates (PANs)

and more.

Air pollution is caused by solid and liquid particles and certain gases that are suspended in the air. These particles and gases can come from car and truck exhaust, factories, dust, pollen, mold spores, volcanoes and wildfires. The solid and liquid particles suspended in our air are called aerosols.

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Answer 2

Explanation:

• Air pollution is a mixture of solid particles and gases in the air. 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. Some air pollutants are poisonous.