The environmentally harmful blow-by gas is also harmful to the engine, because

MCQ Practice

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

It causes the exhaust ports to become clogged, and exhaust efficiency is reduced

It reacts with engine oil to form sludge, which causes engine components to wear rapidly

It causes the intake ports to become clogged, and intake efficiency is reduced

None of the above

Correct Answer: B

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