Which one of the following correctly describes the basic function of a TWC?

MCQ Practice

Subject: Automobile EngineeringTopic: Air Pollution And Its Control In Automobile

It reduces N 2 , H 2 O, and CO 2 emission levels

It circulates exhaust gases

It burns fuel vapour gases

It removes CO, HC and NOx from the exhaust gases passing through it

Correct Answer: D

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