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  2. List of U.S. states by standard octane ratings - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._states_by...

    Regular unleaded Mid-grade unleaded Premium unleaded Notes Alabama: 87 89 93 Alaska: 87 88.5 90 Arizona: 87 89 91 Arkansas: 87 89 91/93 Northwest Arkansas primarily sells 87/89/91 octane. 93 octane is available at select Kum & Go's in the Northwest and Central regions of the state. California: 87 89 91 Colorado: 85 87 91 Connecticut: 87 89 93

  3. List of gasoline additives - Wikipedia

    en.wikipedia.org/wiki/List_of_gasoline_additives

    Fuel additives in the United States are regulated under section 211 of the Clean Air Act (as amended in January 1995). The Environmental Protection Agency (EPA) requires the registration of all fuel additives which are commercially distributed for use in highway motor vehicles in the United States, [8] and may require testing and ban harmful additives.

  4. Antiknock agent - Wikipedia

    en.wikipedia.org/wiki/Antiknock_agent

    It also allows old cars, designed to use leaded fuel, to run on unleaded fuel without the need for additives to prevent valve stem erosion. A large Canadian study from 2002 (funded by automakers, who are against its use) concluded that MMT impairs the effectiveness of automobile emission controls and increases pollution from motor vehicles.

  5. Drivers face costly repairs after diesel, unleaded fuel swap ...

    www.aol.com/drivers-face-costly-repairs-diesel...

    Diesel fuel was stored in an underground tank tied to an unleaded gasoline pump at a Circle K in Avon, Ohio, resulting in damages for 14 motorists. Drivers face costly repairs after diesel ...

  6. Thomas Midgley Jr. - Wikipedia

    en.wikipedia.org/wiki/Thomas_Midgley_Jr.

    Thomas Midgley Jr. (May 18, 1889 – November 2, 1944) was an American mechanical and chemical engineer.He played a major role in developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon; both products were later banned from common use due to their harmful impact on human health and the environment.

  7. Tetraethyllead - Wikipedia

    en.wikipedia.org/wiki/Tetraethyllead

    Unleaded fuel was first introduced in the United Kingdom in June 1986. [32] Leaded gasoline was removed from the forecourts in the United Kingdom on January 1, 2000, and a Lead Replacement Petrol was introduced although this was largely withdrawn by 2003 due to dwindling sales. [33] [34] An exemption to the ban exists for owners of classic cars.

  8. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. 6 things you shouldn't leave in your car in freezing ... - AOL

    www.aol.com/6-things-shouldnt-leave-car...

    A person clears their car of snow to go to work, in Provo, Utah, on Feb. 22, 2023. Eggs "If an egg accidentally freezes and the shell cracked during freezing, discard the egg," the agency said on ...