What does dexostm certification mean?
1 Answers
“dexostm” refers to Mobil, specifically the Mobil 1 fully synthetic engine oil 5W-30 SN grade (4L) for gasoline engines. Additional information: 1. Definition of engine oil: Engine oil is a specialized lubricant used in internal combustion engines, which performs functions beyond lubrication, including cleaning, rust prevention, and cooling. Modern engine oils are composed of base oils containing hydrocarbons, poly-alpha-olefins (PAO), and poly-internal-olefins (PIO), all of which are organic compounds consisting solely of carbon and hydrogen. Some premium engine oils may contain up to 20% esters. 2. Functions of engine oil: Engine oil, also known as motor lubricant, is often referred to as the 'blood' of a car. It serves multiple purposes such as lubricating, cleaning, cooling, sealing, and reducing friction in the engine.