It cannot be stated exactly but certainly oil lamps were used in ancient times, so many thousands of years.
how long has oil been used for
145 years
Hundreds of years.
Yes, sweet oil can be used to relieve constipation and has been long used as a mild laxative. Olive oil can also be used to relieve constipation.
Used oil is oil that has already been employed for a purpose. Used motor oil, for example, is motor oil that has been run through an engine. Used cooking oil is oil that has been utilized in the preparation of food.
Forever
since people started burning oil
The oil spill began April 20.
Oil that has been removed from an internal combustion engine after being used as a lubricant in that engine.
Used cooking oil has been previously used to cook food in and reserved to use again later.
Cotton has been 'used' as long as cotton has grown upon the Earth.
5w 30 4 qts. do not use syntetic unless the motor has been running on it for a long time