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Some sources of air pollution and harmful effects are mentioned below
Carbon Monoxide
It is released by incomplete burning of fuel by vehicles.
It reduces oxygen carrying capacity of blood.
Carbon dioxide
It is released by factories and industries.
It causes increase in temperature and global warming
Suphur Dixoide
It is produced by petroleum refinery and coal plants
It causes lung damage
CFC
CFC Means Chloro Fluoro Carbons(CFC)
They are used in refrigerator,AC etc
They damage the ozone layer of atmosphere
Ozone layer protects us from harmful ultraviolet rays of sun
Suspended Particulate Matter (SPM)
The tiny particles suspended in the air are called Suspended Particulate Matter.
Some examples of SPM are
- Dust - Dust is produced due to construction and traffic. It causes allergies and bronchitis in humans
- Smoke - Smoke is released due to burning of fuels in homes, factories, motor vehicles. It causes respiratory diseases
What is smog?
A thick fog-like layer in the atmosphere, especially during winters. This smog is made up of smoke and fog.
The smog causes breathing difficulties such as asthma, cough and wheezing in children.
Other Harmful effects of air pollution are Acid Rain and Greenhouse Effect
