- Particulate matter is a mixture of solid particles and liquid droplets found in the air. - PM10 refers to particles with a diameter of 10 micrometers or less. - PM2.5 refers to fine particles with a diameter of are regulated under NAAQS due to their significant health impacts.
Which of the following particulate matters (size based) are notified pollutants in National Ambient Air Quality Standards (NAAQS)?
Asked in UPSC Geoscientist 2020 · Topic: Pollution (Air Pollution: Types, sources, primary & secondary pollutants, smog, acid rain, effects, control technologies & policies.)
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