Which component of an electrostatic precipitator can remove gases like sulphur dioxide through a spray of water or lime?(a) Detergent(b) Electrode wires(c) Corona(d) ScrubberThis question was addressed to me in a job interview.This intriguing question originated from Environmental Issues in chapter Environmental Issues of Biology – Class 12

Which component of an electrostatic precipitator can remove gases like

1.	Which component of an electrostatic precipitator can remove gases like sulphur dioxide through a spray of water or lime?(a) Detergent(b) Electrode wires(c) Corona(d) ScrubberThis question was addressed to me in a job interview.This intriguing question originated from Environmental Issues in chapter Environmental Issues of Biology – Class 12
Answer» Correct answer is (d) Scrubber To explain I would SAY: A scrubber present in an ELECTROSTATIC precipitator can remove gases LIKE sulphur dioxide through a spray of water or lime. It is a component from which the DIRTY air enters in and clean air is released out.

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