Brittney's crossword puzzle of the amazing

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Across
  1. 3. airplane
  2. 6. resource supplying water for human use
  3. 10. behavior of materials
  4. 14. elector optical system
  5. 15. medicine
  6. 16. cleaning equipment
  7. 17. vacuum, and plasma
  8. 18. dealing with optimization of complex systems
  9. 20. blue prints
  10. 22. transmissions
  11. 23. radiation protection
  12. 24. space
  13. 26. design and construction of train tracks
Down
  1. 1. technology of creating objects from inorganic
  2. 2. buildings
  3. 4. air conditioning
  4. 5. oil and gas engineers
  5. 7. regenerative circuit
  6. 8. builds metal pieces
  7. 9. potential houses
  8. 11. quality systems and control
  9. 12. Gifford injector
  10. 13. gt styling
  11. 19. ultrasound
  12. 21. wood science
  13. 25. scan manager