How to Identify Genuine Automotive Engine Oil?
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Methods to identify genuine automotive engine oil include: 1. Inspect the packaging – authentic oil has fine craftsmanship without burrs or protruding connections; 2. Examine the oil appearance – genuine oil is free of impurities, suspensions, or sediments, flows well when shaken, while counterfeit oil usually appears darker in color or contains sediment impurities. Engine oil, also known as motor lubricant, serves multiple functions such as lubrication and friction reduction, auxiliary cooling, sealing and leak prevention, rust and corrosion protection, as well as shock absorption. Engine oil consists of base oil and additives, which determine the fundamental properties of the lubricant. Additives compensate for and enhance the performance shortcomings of the base oil.