CHEMICAL ENGINEERING
Q Iron & manganese present in the polluted water is removed by __________________?
  • A A. Simple filtration
  • B B. Oxidation followed by settling & filtration
  • C C. Chemical coagulation
  • D D. Chlorination only
Previous BOD of raw municipal sewage may be in the range of abou…
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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.
Ψ·ΩˆΫŒΩ„ ΨͺΩ†Ϊ― Ψ±Ψ§Ψ³Ψͺہ، Ω†Ψ΄Ψͺوں Ϊ©Ϋ’ Ψ―Ψ±Ω…ΫŒΨ§Ω† Ψ±Ψ§Ψ³Ψͺہ

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