Limit of particulate size according to Central Pollution Control Board which can cause great harm to human being is :
(
This question was previously asked in
Shift 30/05/2023 12:00 PM - 2:00 PM
A
2.5 micrometer or less diameter (PM 2.5)
B
2.5 millimetre
C
2.5 centimetre
D
25 millimetre
Correct Answer
2.5 micrometer or less diameter (PM 2.5)
Detailed Explanation
Particulate matter are very small and are not removed by precipitators. According to Central Pollution Control Board (CPCB), particulate size 2.5 micrometers or less in diameter (PM 2.5) are responsible for causing the greatest harm to human health.
These fine particulates can be inhaled deep into the lungs and can cause breathing and respiratory problems.
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