which type of refrigerant is the most harmful
Refrigerant In order from the highest to the lowest potential of ozone depletion are: Bromochlorofluorocarbon, CFC then HCFC.
Base oil The least refined type which produced by Solvent Refining. It usually consists of conventional petroleum base oils.
Coolant Fuels are frequently used as coolants for engines. A cold fuel flows over some parts of the engine, absorbing its waste heat and being preheated before combustion. Kerosene and other jet fuels frequently serve in this role in aviation engines.
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