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  2. Shell Rotella - Wikipedia

    en.wikipedia.org/wiki/Shell_Rotella

    Multigrade synthetic oil—in SAE 5W-40 and 15w-40 viscosity ranges [3] Single grade conventional oil—in SAE 20, 30, 40 and 50; Synthetic blend oil; Shell is marketing their new CJ-4/SM oil as "Triple Protection," meaning it provides enhanced qualities for engine wear, soot control and engine cleanliness.

  3. Motor oil - Wikipedia

    en.wikipedia.org/wiki/Motor_oil

    Motor oil is used for the lubrication, cooling, and cleaning of internal combustion engines. Motor oil may be composed of only a lubricant base stock in the case of mostly obsolete non-detergent oil, or a lubricant base stock plus additives to improve the oil's detergency, extreme pressure performance, and ability to inhibit corrosion of engine ...

  4. Quaker State - Wikipedia

    en.wikipedia.org/wiki/Quaker_State

    Quaker State is an American brand of motor oils, owned by Shell USA, the US-based division of Shell plc.. The former Quaker State Oil Refining Company had been constituted in 1924 after the Eastern Refining Co. acquired rights to the Quaker State brand name to the Phinny Brothers Oil Company, which had been producing the Quaker lubricants since 1912, gaining reputation in the U.S. after a deal ...

  5. Synthetic oil - Wikipedia

    en.wikipedia.org/wiki/Synthetic_oil

    A sample of synthetic motor oil. Synthetic oil is a lubricant consisting of chemical compounds that are artificially modified or synthesised. Synthetic oil is used as a substitute for petroleum-refined oils when operating in extreme temperature, in metal stamping to provide environmental and other benefits, and to lubricate pendulum clocks.

  6. Lubricant - Wikipedia

    en.wikipedia.org/wiki/Lubricant

    Motor oil, a common lubricant.. A lubricant (sometimes shortened to lube) is a substance that helps to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move.

  7. Oil additive - Wikipedia

    en.wikipedia.org/wiki/Oil_additive

    Although PTFE has been called "the slickest substance known to man", [15] [16] it would hardly do any good if it remains in the oil filter. Some mass-market engine oil additives, notably the ones containing PTFE/Teflon (e.g. Slick 50) [17] and chlorinated paraffins (e.g. Dura Lube), [18] caused a major backlash by consumers; the U.S. Federal ...

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