Which device can be fitted in the exhaust system of vehicles to control the pollution of air caused by burning petroleum fuels like petrol and diesel?
A
Electrostatic precipitator
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B
Catalytic converter
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C
Chimney
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D
Scrubber
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Solution
The correct option is B Catalytic converter Catalytic converters works on a redox reaction where they convert the toxic gases emitting out the vehicle into a less polluted form. Hence they are used in car's exhaust systems.