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  2. Catalytic converter - Wikipedia

    en.wikipedia.org/wiki/Catalytic_converter

    A three-way catalytic converter on a gasoline-powered 1996 Dodge Ram Simulation of flow inside a catalytic converter. A catalytic converter is an exhaust emission control device which converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction.

  3. Catalytic heater - Wikipedia

    en.wikipedia.org/wiki/Catalytic_heater

    A catalytic heater is a flameless heater which relies on catalyzed chemical reactions to break down molecules and produce calefaction (heat). [1] When the catalyst, fuel (e.g., natural gas), and oxygen combine together, they react at a low enough temperature that a flame is not produced.

  4. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    OBDII + catalytic converter tamper check + fuel cap leak test for 1996 or later vehicles. Tailpipe/tampering testing for 1995 and older vehicles. Any diesel vehicle with a model year of 1975 and newer and a GVWR of 10,500 lbs or less. Annual testing. OBDII + catalytic converter tamper check + fuel cap leak test for 2002 or later vehicles.

  5. Not just catalytic converters: Thieves punching more holes in ...

    www.aol.com/news/not-just-catalytic-converters...

    Jul. 2—Worrying for the security of your catalytic converter is bad enough, but lately there's added reason to be concerned about leaving your car unattended: thieves punching holes in fuel ...

  6. How to Avoid Catalytic Converter Theft - AOL

    www.aol.com/avoid-catalytic-converter-theft...

    It doesn't take long; A quick slide under a car and moments later the thief emerges with a catalytic converter stolen for the precious metals inside. "You just hear every day or every week ...

  7. NOx adsorber - Wikipedia

    en.wikipedia.org/wiki/NOx_adsorber

    Lean burn engines, particularly diesels, present a special challenge to emission control system designers because of the relatively high levels of O 2 (atmospheric oxygen) in the exhaust gas. The 3-way catalytic converter that has been successfully used since the 1980s on stoichiometric engines (such as fueled by petrol, LPG, CNG, or ethanol ...

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