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  2. Catalytic converter - Wikipedia

    en.wikipedia.org/wiki/Catalytic_converter

    Houdry first developed catalytic converters for smokestacks, called "cats" for short, and later developed catalytic converters for warehouse forklifts that used low grade, unleaded gasoline. [8] In the mid-1950s, he began research to develop catalytic converters for gasoline engines used on cars and was awarded United States Patent 2,742,437 ...

  3. Pontiac Bonneville - Wikipedia

    en.wikipedia.org/wiki/Pontiac_Bonneville

    The 1958 models shared a common appearance on the top models for each brand; Cadillac Eldorado Seville, Buick Limited Riviera, Oldsmobile Starfire 98, Pontiac Bonneville Catalina, and the all-new Chevrolet Bel-Air Impala. 1958 was also the year the "Silver Streak" styling feature was no longer offered, which was first used in 1933. [1]

  4. What is a catalytic converter and why do people keep ... - AOL

    www.aol.com/catalytic-converter-why-people-keep...

    Last year, thieves stole 27,609 catalytic converters in the US, with more than half of those thefts happening in California, according to the National Insurance Crime Bureau.

  5. Carl D. Keith - Wikipedia

    en.wikipedia.org/wiki/Carl_D._Keith

    The initial catalytic converters were installed in cars in the 1975 model year. In 1976, the three-way catalyst was introduced, which, after updates, has been able to eliminate 97% of tailpipe hydrocarbon emissions, 96% of carbon monoxide and 90% of nitrogen oxides produced in automobile engines and those used in light trucks and sport utility ...

  6. California Smog Check Program - Wikipedia

    en.wikipedia.org/wiki/California_Smog_Check_Program

    The eight-year exception does not apply to nonresident (previously registered out-of-state) vehicles being registered in California for the first time, diesel vehicles 1998 model or newer and weighing 14,000 lbs or less, [2] [3] or specially constructed vehicles 1976 and newer. [3]

  7. 'General Hospital' actor's killing highlights California's ...

    www.aol.com/news/actor-slaying-sits-nexus...

    Thefts of catalytic converters, an anti-pollution part, have skyrocketed since 2019 because of the value of the precious metals inside them. Although catalytic converter thefts nationally are down ...

  8. Catalytic converter thefts decline after pandemic-era surge - AOL

    www.aol.com/catalytic-converter-thefts-decline...

    Catalytic converter thefts are on the decline, new 2023 data shows. ... converters stolen each month is down significantly from its peak in 2022 through the first nine months of this year ...

  9. Engelhard - Wikipedia

    en.wikipedia.org/wiki/Engelhard

    Catalytic-converter-equipped vehicles have helped cut other air pollutants by more than 3 billion tons worldwide between 1975 and 2000; of this 1.5 billion short tons was in the United States. Automobiles meet emission standards that required reductions of up to 98+ percent for HC, 96 percent for CO, and 95 percent for NOx compared to the ...

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