fractional distillation Flashcards
1
Q
How is crude oil made
A
- over millions of years
- build up of pressure and high temperatures
- cause buried remains of plants and animals to turn into cude oil
2
Q
what is crude oil
A
a mixture of substances, most of which are hydrocarbons
3
Q
what happens to the crude oil before it enters the fractionating column
A
heated into a gas
