PM comes in various sizes, and those smaller than 10 micrometers (PM10) and 2.5 micrometers (PM2.5) are particularly harmful to human health as they can be inhaled deep into the lungs.
What is Particulate matter ?
Asked in BPSC Prelims Exam 60 62rd · Topic: Pollution (Air Pollution: Types, sources, primary & secondary pollutants, smog, acid rain, effects, control technologies & policies.)
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