TUCSON(LM) >2012 > G 2.0 DOHC > Emission Control System > Exhaust Emission Control System > Catalytic Converter>Description and Operation  
Description
The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx).
There are two types of three-way catalyst; Palette type and Monolith type.
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