CHEMICAL ENGINEERING
Q Ringelmann chart is used for the evaluation of _____________ pollution?
  • A A. Air
  • B B. Water
  • C C. Nosie
  • D D. Radioactive
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
Ω„Ϊ‘Ψ§Ϊ©Ψ§ΨŒ Ω…ΨͺΩ†Ψ§Ψ²ΨΉΨŒ Ψ¬ΪΎΪ―Ϊ‘Ψ§Ω„Ωˆ

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