rail

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Across
  1. 2. brake type
  2. 3. rail material
  3. 6. liquid fuel
  4. 9. road name
  5. 11. type of motive power
  6. 12. railroad
Down
  1. 1. solid fuel
  2. 4. motive power
  3. 5. rolling stock
  4. 7. long string of cars
  5. 8. warning signal
  6. 10. motive power braking
  7. 11. changes tracks