Air pollution
♦️ Primary & Secondary air pollutants
🔸 Primary air pollutant
👉 Finer particles
👉 Coarse Particles
👉 Sulphur compounds
👉 Oxides of Nitrogen
👉 Carbon monoxide
👉 Halogen compounds
👉 Organic compounds
👉 Radioactive compounds
👉 Hydrocarbons
🔹 Secondary air pollutant
👉 Ozone
👉 Formaldehyde
👉 PAN (Peroxy acetyl nitrate)
👉 Photochemical Smog
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May 22, 2022 9.3K 1 29