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2. 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 ...

3. 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 lubricants can be manufactured using chemically modified petroleum components rather than whole crude oil, but can also be synthesized from other raw materials. The base material, however, is ...

4. 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.

5. STP (motor oil company) - Wikipedia

   en.wikipedia.org/wiki/STP_(motor_oil_company)

   STP is an American brand of automotive aftermarket products, especially lubricants such as motor oil and motor oil additives. The name began as an abbreviation of Scientifically Treated Petroleum. The brand has been owned by Energizer Holdings since November 2018. [1]

6. Two-stroke oil - Wikipedia

   en.wikipedia.org/wiki/Two-stroke_oil

   The oil is dyed blue to make it easier to recognize in the gasoline. It appears black in this bottle because it is not diluted. Two-stroke oil (also referred to as two-cycle oil, 2-cycle oil, 2T oil, or 2-stroke oil) is a special type of motor oil intended for use in crankcase compression two-stroke engines, typical of small gasoline-powered ...

7. Total base number - Wikipedia

   en.wikipedia.org/wiki/Total_Base_Number

   An oil formulation consists of the base or stock oil and oil additives. Most oil formulations contain basic additives and detergents, designed to react with and neutralise acids, [2] preventing damage to engine parts, including corrosion of metal surfaces.

8. Oil additive - Wikipedia

   en.wikipedia.org/wiki/Oil_additive

   Oil additives are vital for the proper lubrication and prolonged use of motor oil in modern internal combustion engines.Without many of these, the oil would become contaminated, break down, leak out, or not properly protect engine parts at all operating temperatures.

9. Oil - Wikipedia

   en.wikipedia.org/wiki/Oil

   Crude oil originates from ancient fossilized organic materials, such as zooplankton and algae, which geochemical processes convert into oil. [8] The name "mineral oil" is a misnomer, in that minerals are not the source of the oil—ancient plants and animals are. Mineral oil is organic.