My Dream Job: Mechanic

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Across
  1. 2. a skilled job requiring specials skills
  2. 6. a person who looks after technical equipment
  3. 7. waste gases from an engine
  4. 9. an generator that converts mechanical energy into electrical energy
  5. 13. slang for a mechanic
Down
  1. 1. a person who repairs and maintains machinery
  2. 3. an arrangement in which someone learns a trade under another
  3. 4. a tool used to tighten bolts
  4. 5. a type of heavy oil used as fuel
  5. 8. a machine with moving parts that makes things move
  6. 10. adjust an engine to perform at maximum proficiency
  7. 11. a building where vehicles are kept
  8. 12. a pipe or chamber branching into several openings