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Which of the following devices is NOT used to control particulate emissions?

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+1 vote
in Environmental Engineering by (81.4k points)
Which of the following devices is NOT used to control particulate emissions?

(a) Electrostatic precipitator

(b) Bag filters

(c) Catalytic converters

(d) All of the mentioned

The question was posed to me in unit test.

I want to ask this question from Air Quality in section Air Pollution of Environmental Engineering

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Best answer
The correct choice is (c) Catalytic converters

The best I can explain: Catalytic converters are used to remove vapour phase and gaseous pollutants whereas, electrostatic precipitator and bag filters are used for particulate removal.

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