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According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health?
Options
(a) 2.5 or less
(b) 1.5 or less
(c) 1.0 or less
(d) 5.2-2.5
Correct Answer:
2.5 or less
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
