Engineer crossword puzzle

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Across
  1. 2. engineer/deals with making air crafts for the military
  2. 4. engineer/like to work on boats,ship,air crafts
  3. 6. engineers/supervise the construction of facilities essential to modern life
  4. 7. engineer/like to build lights
  5. 11. engineering/development of aircraft and spacecraft
  6. 12. engineer/They manage the manufacturing of product and they are involved in every stage of making a product from development and manufacturing to packaging.
  7. 13. engineering/factors regarding the location, design, construction, operation
  8. 14. engineer/sub-atomic physics, based on the principles of nuclear physics.
  9. 15. engineer/person which test a material to the yield point or stress point
  10. 16. engineer/deals with the optimization of complex processes, systems, or organizations.
  11. 18. engineering/applied with mathematics,economics to produce,transform,transport,and properly use chemicals materials
  12. 19. engineer/deals in making rockets for places like NASA
  13. 20. engineer/maintains and repairs x-rays equipement
Down
  1. 1. engineer/They diagnose and control animal diseases and treat sick and injured animals
  2. 3. engineering/application of electricity, electronics, and electromagnetism.
  3. 5. engineer/person who works inside and outside of a lab. when inside they are taking care of animals and when outside they are studying the animals
  4. 8. engineering/based around making artificial organs
  5. 9. engineer/relationship between motion
  6. 10. engineering/make new innovation for the food industry
  7. 17. engineer/deals with energy transporting particularly in a nano scale structure