Air pollutants: a classification according to their health effects.
D000397:Air Pollution / Q000145:classification*; D000485:Allergens; D002273:Carcinogens; D005334:Fever / Q000209:etiology; D008171:Lung Diseases / Q000139:chemically induced; D009153:Mutagens; D012140:Respiratory Tract Diseases / Q000139:chemically induced
D000485:Allergens; D002273:Carcinogens; D009153:Mutagens