- Created by: Molly
- Created on: 15-05-14 18:45
How does fractional distillation work?
- when crude oil is heated at around 400 degrees, most of it boild and vaporises.
- Vapours consisting of hydrocarbons rise up the column, gradually cooling. When cooled below their boiling point, they condense back to liquid and are run off.
- Hydrocarbons with high boiling points condense first. The lower their boiling…