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  2. Tetraethyllead - Wikipedia

    en.wikipedia.org/wiki/Tetraethyllead

    The discovery that lead additives modified this behavior led to the widespread adoption of their use in the 1920s, and therefore more powerful, higher-compression engines. [16] In 1924, Standard Oil of New Jersey (ESSO/EXXON) and General Motors created the Ethyl Gasoline Corporation to produce and market TEL.

  3. Antiknock agent - Wikipedia

    en.wikipedia.org/wiki/Antiknock_agent

    A side effect of the lead additives was protection of the valve seats from erosion. Many classic cars' engines have needed modification to use lead-free fuels since leaded fuels became unavailable. However, "lead substitute" products are also produced and can sometimes [when?] be found [by whom?] at auto parts stores [example needed]. [citation ...

  4. List of gasoline additives - Wikipedia

    en.wikipedia.org/wiki/List_of_gasoline_additives

    Fuel additives in general Ether and other flammable hydrocarbons have been used extensively as starting fluid for many difficult-to-start engines, especially diesel engines; Nitromethane, or "nitro", is a high-performance racing fuel; Acetone is a vaporization additive, mainly used with methanol racing fuel

  5. Once celebrated, an inventor’s breakthroughs are now viewed ...

    www.aol.com/man-almost-destroyed-planet-twice...

    A lead compound called tetraethyl lead was marketed under the brand name Ethyl and became a commercial success. Algeria was the last nation to halt the use of leaded gas in 2021.

  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. Ethyl Corporation - Wikipedia

    en.wikipedia.org/wiki/Ethyl_Corporation

    Sign advertising Ethyl additive, on an antique gasoline pump in the USA. Ethyl Corporation is a fuel additive company headquartered in Richmond, Virginia, in the United States. The company is a distributor of fuel additives. Among other products, Ethyl Corporation distributes tetraethyl lead, an additive used to make leaded gasoline.

  8. Methylcyclopentadienyl manganese tricarbonyl - Wikipedia

    en.wikipedia.org/wiki/Methylcyclopentadienyl...

    Methylcyclopentadienyl manganese tricarbonyl (MMT or MCMT) is an organomanganese compound with the formula (C 5 H 4 CH 3)Mn(CO) 3.Initially marketed as a supplement for use in leaded gasoline, MMT was later used in unleaded gasoline to increase the octane rating.

  9. AD-X2 - Wikipedia

    en.wikipedia.org/wiki/AD-X2

    AD-X2 was an additive purported to extend lead–acid automotive battery life, [1] marketed by California bulldozer operator Jess M. Ritchie in the late 1940s and early 1950s. After it was declared a fraud by the National Bureau of Standards (NBS), a media blitz alleging collusion between battery manufacturers and the government led Commerce ...

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