How Catalytic Converters Work | HowStuffWorks
https://auto.howstuffworks.com/catalytic-converter.htm
WEBMar 14, 2024 · A catalytic converter is an emissions control device. The job of the catalytic converter is to convert harmful pollutants into less harmful emissions before they ever leave the car's exhaust system. Catalytic converters are amazingly simple devices, so it is incredible to see how big an impact they have.
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