Crude Oil Crossword Puzzle

QUESTIONS LIST:

• fractional distillation: the main process used to separate crude oil into different fractions.
• petrol: the fraction used as fuel for cars.
• cracking: a type of reaction used to break long hydrocarbons into smaller, more useful molecules.
• polymers: large molecules made from many smaller units called monomers.
• bitumen: the thickest and heaviest fraction obtained from crude oil.
• polyethene: a polymer made from ethene, commonly used in plastic bags.
• crude oil: the raw material used to make fuels and plastics.
• alkane: the simplest type of hydrocarbon, containing only single bonds.
• kerosene: a fraction used in jet fuel.
• monomer: the smallest unit that joins together to form a polymer.