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Which of the following is not the method of disposal of sewage from septic tank?

(a) Upflow anaerobic filter

(b) Soil absorption system

(c) Vacuum filter

(d) Biological filters

This question was posed to me during an online interview.

I want to ask this question from Construction of Septic Tank topic in portion Solid Waste Management, Aerobic & Anaerobic Stabilization Units of Environmental Engineering

1 Answer

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Best answer
The correct option is (c) Vacuum filter

Easy explanation: Vacuum filter is used in the sludge dewatering process and upflow anaerobic filter, soil absorption system and biological filter are the method of disposal of sewage from the septic tank.

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