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CRUDE OIL

CRUDE OIL IS ALSO CALLED PETROLEUM. CRUDE OIL COMES FROM ORGANIC MATTER. IT'S A MIXTURE OF HYDROCARBON MOLECULES AND OTHER LIQUID COMPONENTS, SUCH AS "OCTANE". WE CONSUME MORE THAN 60 000 000 OF BARRELS OF PETROL PER DAY.

DISTILLATION

OIL IS A MIXTURE OF DIFFERENT MOLECULES.TO SEPARATE MOLECULES OF DIFFERENT LENGTHS , WE PASS OIL THROUGH A HOT PIPE. AS THE OIL GETS HOTTER,LONGER(AND HEAVIER)MOLECULES EVAPORATE , AND ONLY THE HEAVIEST MOLECULES EXIT AT THE END OF THE PIPE, SUCH AS WAX AND ALPHALT.