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Motor oil is a type of liquid oil used for lubrication by various kinds internal combustion engines. Other benefits from using motor oil include cooling by carrying heat away from moving engine parts and often include cleaning and corrosion inhibition in internal combustion engines. The major fraction of the majority of motor oils is derived from petroleum. Synthetic motor oil, consisting of artificially-synthesized compounds, currently has a minority share in the motor oil market place because it is more expensive, but offers enhanced performance.
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