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Which of the following catalyst is used for removing hydrocarbon from gaseous pollutant in combustion unit?

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in Environmental Engineering by (81.4k points)
Which of the following catalyst is used for removing hydrocarbon from gaseous pollutant in combustion unit?

(a) Platinum

(b) Activated alumina

(c) Vanadium

(d) Potassium permanganate

I have been asked this question in an interview.

This question is from Dispersion of Air Pollutants, Contol of Gaseous Pollutants topic in chapter Air Pollution of Environmental Engineering

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Best answer
Right answer is (b) Activated alumina

For explanation: Activated alumina is used as a catalyst for removing gaseous pollutant called hydrocarbons from the air. The concentration of hydrocarbon emitted from automobiles is 300-1000 mg/l.

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