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Which of the following has minimum detention period?

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+1 vote
in Environmental Engineering by (81.4k points)
Which of the following has minimum detention period?

(a) Grit chamber

(b) Sedimentation tank

(c) Oxidation ditch

(d) Oxidation pond

I have been asked this question in a national level competition.

My doubt is from Grit Chambers, Tanks and Vacuum Floatation in portion Unit Operations for Wastewater Treatment, Preliminary Treatment of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
The correct choice is (a) Grit chamber

The best I can explain: Grit chamber has a minimum detention period with a value of 40-60 seconds.

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