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The permissible concentration of PM 10 in the air is ___________

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in Environmental Engineering by (81.4k points)
The permissible concentration of PM 10 in the air is ___________

(a) 60μg/m^3

(b) 40μg/m^3

(c) 50μg/m^3

(d) 20μg/m^3

I have been asked this question in an internship interview.

This interesting question is from Air Pollutants in section Air Pollution of Environmental Engineering

1 Answer

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Best answer
Right answer is (a) 60μg/m^3

Best explanation: The permissible concentration of PM 10 in air is 60μg/m^3 whereas of PM 2.5 is 40μg/m^3.

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