What does the catalystic converter on an automobile do?

Answer Posted / mech idiot

In automobile catalytic converter is used to reduce the
exhaust gases toxic. CO, HC, N are the major pollutant of
exhaust gases.
In petrol engine, it is used to reduce the pollutant like
CO, HC, N convert into CO2, H20, N2 by using catalyst like
platinum, metal rhodium.
In diesel it is used to reduce only CO, HC into CO2 and H2O.

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