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M162 ENGINE CONTROLS 1F1 -- 79 DAEWOO MY_2000 EXHAUST SYSTEM CATALYTIC CONVERTER The purpose of the catalytic converter is to convert the three pollutants of carbon monoxide (CO), hydrocarbons (HC) and oxides of nitrogen (NOx) contained in the exhaust of gasoline engines, into the harmless compounds of water (H2O), carbon dioxide (CO2) and nitrogen (N2). for catalyst which triggers chemical reactions without itself being consumed. verter and, in so doing, coming into contact with rare metals (Pt and Rh). CO + O2 → CO2 |