● Petroleum also is known as crude oil or simply oil is a fossil fuel.
● Petroleum is mainly composed of hydrocarbons.
● It was formed by the degradation of bio-mass millions of years ago and it is a nonrenewable resource which can be exhausted.
● Other substances derived from crude petroleum are:
Gasoline 46%
Diesel 20%
Kerosene 8%
Propane 7%
Petrochemical 2%
Petroleum coke 2%
