Engineers

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Across
  1. 4. Jimmy Carter was one of these
  2. 8. They help light bulbs work
  3. 10. They help work on cases by looking at bones
  4. 11. They made skyscrapers
  5. 14. they turn trees into an everyday resource
  6. 15. They work with trees and the earth
  7. 16. they made water purifiers
  8. 17. They invented railroads
  9. 18. they create deep sea vessels
Down
  1. 1. they make drones
  2. 2. they made CAT scans and similar technology
  3. 3. they convert energy
  4. 5. They made prosthetic
  5. 6. they made the telegraph
  6. 7. These engineers might work at apple
  7. 9. They worked on steam engines
  8. 12. They make airplanes fly well
  9. 13. They work in car shops