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In which of the following process, the sludge is dried and disposed in land?

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in Environmental Engineering by (81.4k points)
In which of the following process, the sludge is dried and disposed in land?

(a) Centrifugation

(b) Drying lagoon

(c) Drying bed

(d) Vacuum filter

I got this question during an online interview.

My doubt is from Sludge Thickening, Sludge Dewatering topic in division Sewage Filtration and Activated Sludge Process of Environmental Engineering

1 Answer

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by (693k points)
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Best answer
Right choice is (c) Drying bed

Explanation: Good amount of dried solids is produced by drying bed process and they are commonly used in the sludge dewatering process due to their low cost and better efficiency.

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