Automobile Engineering in ME
A three way catalytic converter

Reduces N₂, H₂O, and CO₂ emission levels
Re-circulates exhaust gases
Burns fuel vapour gases
Removes CO, HC, and NO₂ from the exhaust gases passing through it

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Automobile Engineering in ME
The crankcase dilution means

Dilution of lubrication oil by fuel in the crankcase D. Dilution
Dilution of fuel in the crankcase
Dilution of mixture passing through crankcase in two stroke engines
Dilution of oil by water in the crankcase

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