Carman environs best-reviewed Catalytic Converters aiding those seeking "money for junk cars"

A catalytic converter is a device that reduces harmful emissions from a vehicle’s exhaust by converting toxic gases into less harmful substances.

Catalytic converters contain precious metals such as platinum, palladium, and rhodium that act as catalysts to convert harmful gases like carbon monoxide, hydrocarbons, and nitrogen oxides into carbon dioxide, water, and nitrogen.