How does lubrication work?
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A lubricant is a substance, usually organic, introduced to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move. ... It may also have the function of transmitting forces, transporting foreign particles, or heating or cooling the surfaces.
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Lubrication is a process which aims at reducing friction between two moving pieces. When two surfaces come in contact with one another, a fluid must be injected to separate them. The word « greasing » applies when grease is used to lubricate.
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