howstuffworks on cd – how oil refining works in Ethiopia
How Oil Refining Works: by Craig C. Freudenrich, Ph.D. In movies and television shows -- Giant, Oklahoma Crude, Armageddon, Beverly Hillbillies-- we have seen images of thick, black crude oil gushing out of the ground or a
The problem with crude oil is that it contains hundreds of different types of hydrocarbons all mixed together. You have to separate the different types of hydrocarbons to have anything useful.