Give the effects of air pollutants on human health
|Pollutants||Effects on human being|
|1||Carbon monoxide||a)It reduces oxygen carrying capacity of haemoglobin which leads to hypoxia.
b)It causes headache, muscular weakness, nausea, exhaustion.
c)Excess formation of carboxyhaemoglobin leads to death due to COpoisoning.
|2||Hydrogen sulphide||a)Headache, nausea, collapse, conjunctivitis, irritation of mucus membrane, colic diarrhoea, bronchial pneumonia, coma and even death.
b) Loss of appetite
|3||Tobacco smoke||a)Lung cancer, pulmonary and heart diseases.
b)Thickening of bronchial epithelial layer.
c) Loss of ciliated cells.
d) Appearance of cells with bizarre nuclei (cancerous cells)
|4||Sulphur dioxide||Increases chances of occurrence of asthma, bronchitis, emphysema,
|5||N2O||Long exposure causes acute respiratory diseases.|
Concept: Air Pollution and Its Control
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