We could defined oil as an organic substance .In oil composition we find high carbon and hidrogen content and are usually flammabel and slippery. In the past of the years oil allways has been causes for disputes between countrys.
The origin of oil can be :animal,vegetable or petrochemical.The organic oil are produced by plants,animals and other organisme in a process that we can name metabolic process.
Other components of organic oil are chemicals wich include :proteins,waxes ans alkaloids.The organic oil have high concentration of carbon and hydrogen content and they are considerably lacked in oxygen compared to organic and mineral components.
Crude oil or petroleum and it’s refined components termed with petrochemicals are crucial resource of energy for economies