Major air pollutants and their associated health hazards
| Name of pollutant | Health impacts |
| RSPM | Respiratory illness, including chronic bronchitis and asthma; heart diseases. |
| SO2 | Heart diseases; respiratory problems including pulmonary emphysema, cancer, eye burning, headache, etc. |
| NO2 | Lung irritation, viral infection, airway resistance, chest tightness, etc. |
| SPM | Pneumoconiosis, restrictive lung diseases, asthma, cancer, etc. |
| Benzene | It causes immunotoxicity, carcinogenicity, asthma, anemia, unconsciousness etc. |
| Ozone | Impaired lung function, chest pains, coughing, irritation of eyes, nose etc. |
| CO | CO poisoning cause cherry lips, unconsciousness, death by asphyxiation etc. |
| Lead | It causes decreased hemoglobin synthesis, anemia, damage the nervous and renal (kidney) systems etc. |
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