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What is the size range of respirable suspended particulate matter?

(a) Less than 1 micrometre

(b) Less than 10 micrometre

(c) Less than 100 micrometre

(d) Less than 0.1 micrometre

I got this question during an interview.

This interesting question is from Particulates in division Particulates, Acid Rain & Aerosols of Environmental Engineering

1 Answer

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Best answer
The correct answer is (b) Less than 10 micrometre

Easy explanation: Particulate matter of size less than 10 micrometre, fall under the category of suspended particulate matter.

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