There are many causes of air pollution. First,pollution emitting from vehicles including trucks, jeeps, cars, trains, airplanes cause an immense amount of pollution. Second, use of insecticides, pesticides, and fertilizers in agricultural activities has grown quite a lot. They emit harmful chemicals into the air and can also cause water pollution. Morever, manufacturing industries release a large amount of carbon monoxide, hydrocarbons, organic compounds, and chemicals into the air thereby depleting the quality of air. Last but not least, household cleaning products, painting supplies emit toxic chemicals in the air and cause air pollution.