Crude Oil

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Across
  1. 3. Crude oil is separated into what?
  2. 6. Where do we find Crude oil?
  3. 7. Crude oil is a …… fuel.
Down
  1. 1. How is Crude oil separated into Fractions?
  2. 2. What colour is Crude oil usually?
  3. 4. Hydrogen and Carbon make?
  4. 5. Fuels provide us with what?