which subtance which redcues frcition is called as.
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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.
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The substance which reduce friction are called lubricants. Oil ,grease ,graphite and fine powder are lubricants. The applying of lubricants to a machine is called lubrication. Friction can be reduced by lubrication
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