engineer

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Across
  1. 4. nuclear bomb
  2. 6. prosthetic
  3. 8. seismograph
  4. 10. electric car
  5. 11. boat
Down
  1. 1. gps
  2. 2. combustion engine
  3. 3. battering ram
  4. 5. permeable concrete
  5. 7. graphics card
  6. 9. cottongine