Air Pollution: Air pollution means the spreading of harmful substances in the air. Such harmful or undesirable substances are called pollutants. Air pollution is generally referred to as the contamination of air that results from the activities of man. The burning of substances generally cause pollution. All fuels contain carbon which on burning in air produces carbon dioxide. If the fuel does not burn completely, then both carbon dioxide and carbon monoxide are formed. Carbon monoxide is a poisonous gas. That is why the burning of coal in a closed room proves fatal. Smoke from factories is made up of … Continue reading Air Pollution: Causes, Effects, & Control Measures