Fraction distillation of crude oil takes place to give its various components. Crude oil is formed by complex hydrocarbons which essentially are the decomposed form of things that have been buried below the earth for several years. Under certain pressure and during a certain period of time the things decompose to become crude oil.
1,
0
0
for
Q.describe the formation of petrolium?
answer
added by
Simran Singh1 year, 8 months agocomment
,
, 
