Lubricating oils are fluids used as lubricants .
The composition is divided into petroleum oils and synthetic oils , as well as semi-synthetic;
By appointment, they are divided into:
- motor oils (obsolete. autol )
- two-stroke gasoline engine oils
- gear oils (outdated. nigrol )
- industrial oils
- jet oils
- working fluids for automatic transmissions (also lubricate automatic transmission)
- hydraulic fluids for power steering (also lubricate power steering parts)
- cutting lubricants for metal cutting machines
- and othersโฆ
Links
- Chemical Encyclopedic Dictionary. Ch. ed. I.L. Knunyants. - M.: Soviet Encyclopedia, 1983-792 p.