Uses of petroleum fractions

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Across
  1. 4. gas Fuel for cooking and heating
  2. 6. Fuels for lorries, buses and trains
  3. 7. Functions as a chemical feedstock for petrochemical
Down
  1. 1. Used to make road surfaces
  2. 2. Fuels for aircrafts
  3. 3. Fuel for cars
  4. 5. oil Used to make waxes and polishes