Question

Poisonous smoke emitted of the motor vehicles is a serious threat to the environment​

Answer 1

Answer:

Air pollution is caused by injurious carbon monoxide that is emitted from cars, buses, trucks, trains and factories smoke from burning leaves and cigarettes are harmful to the environment causing a lot of damage to man.

Answer 2

Explanation:

Air pollution is caused by injurious carbon monoxide that is emitted from cars, buses, trucks, trains and factories smoke from burning leaves and cigarettes are harmful to the environment causing a lot of damage to man.