Explain why in places like Mumbai, which is one of the most polluted cities in the
world, it is advisable to wear a face mask while being outside. What will be the
consequences of not wearing a face mask?
Answers
Required Answer :
Why in places like Mumbai, which is one of the most polluted cities in the world, it is advisable to wear a face mask while being outside.
There are many cities in the world which is already polluted or being polluted. Pollution is causing day by day and damaging the human health, the quality of life, and every physical element in the nature. Some of the most polluted cities in the world are : Beijing in China ; Shanghai in China ; Delhi in India ; Buyeo Chungcheongnam-do in South Korea ; Siheung, Gyeonggi-do in South Korea ; Colmar, Grand Est in France and many more cities.
It is advisable to wear a face mask while being outside due to air pollution. Pollutants like smoke, particulate matter , unburnt fuel , various air pollutants are mixed with air and they are injurious to the health of human beings as it can cause various diseases.
What will be the consequences of not wearing a face mask?
Consequences of not wearing a face mask :-
• Causes respiratory problems ::
If we won't wear a face mask, the breathing in of polluted air containing dust particles , acidic and poisonous gases like sulphur dioxide, carbon monoxide, oxides of nitrogen and for a long period can cause respiratory problems.
Some of the respiratory problems are :-
- Emphysema : It is a chronic lung disease often caused by exposure to toxic chemicals including long-term exposure to tobacco smoke.
- Pneumoconiosis : It is caused due to fibrosis of lungs that can be caused by inhalation of small particles over a long periods.
- Asthma : It is caused by inhalation of smog which is smoke containing nitrogen oxides & air pollutants that gets combined with fog. Smog causes breathing difficulties such as asthma.