CHEMICAL ENGINEERING
Q ‘Particulate’ air pollutants are finely divided solids and liquids. Which of the following is not a „particulate‟ ?
  • A A. Dust & mists
  • B B. Smoke & fumes
  • C C. Photochemical smog & soot
  • D D. None of these
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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