📊 Environmental Engineering
Q. 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a „particulate‟?
  • (A) Dust & mists
  • (B) Smoke & fumes
  • (C) Photochemical smog & soot
  • (D) None of these
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✅ Correct Answer: (D) None of these

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