Usually to reduce friction and/or to remove heat from the surface to prevent damage by friction and/or heat.
To oil is to apply oil to a surface or object to lubricate, protect, or condition it. This process is commonly done to machinery, tools, or even hair and skin.
Lubricate.
Yes, oil is used to lubricate internal combustion engines. Grease is used to lubricate electric motors. =========================================================== I have always used non detergent oil in my ELECTRIC MOTORS and grease for the bearings if there is a grease fitting
Honing oil is used when sharpening tools or blades to lubricate the surface and prevent overheating, which helps maintain the sharpness of the blade and prolong its lifespan.
A car engine needs oil to lubricate its parts and reduce friction.Apply some WD-40 Household oil to lubricate the rusty screw before trying to turn it.Most gardeners know if they lubricate their metal gardening tools, it helps prevent rusting during the winter months.
To lubricate the compressor.
The oil used to lubricate the compressor is cycled with the refrigerant.
Sebum is the oil secretion produced by sebaceous glands in the skin. It helps to waterproof and lubricate the skin and hair, keeping them from becoming dry and brittle.
vegetable oil, mostly.
pour some cooking oil on it
Hammer, Saw, Oil Hammer (chip off mass) Saw (decrease surface area) Oil (lubricate, ie add thin barrier between two objects)
A car engine needs oil to lubricate its parts and reduce friction.Apply some WD-40 Household oil to lubricate the rusty screw before trying to turn it.Most gardeners know if they lubricate their metal gardening tools, it helps prevent rusting during the winter months.