Technology and Inventions of World War I

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Across
  1. 2. Used to “neutralize” enemies hiding in bunkers and dugouts
  2. 7. Machines Invented by Marie Curie and often called “Little Curies”
  3. 8. Used to detect underwater vehicles
  4. 11. Harold Gillies, a New Zealand-born surgeon, pioneered this treatment in England
  5. 16. Had a cyclic rate of 450 rounds per minute
  6. 17. Heavily armored and weaponized vehicle
  7. 18. Used because of its superior resistance to rust and corrosion
  8. 19. Billed as the “Sanitary Cold Cream Remover”
  9. 20. C12, COCl2, or C4H8Cl2S
Down
  1. 1. The military and navy designers acquired them for flying suits and money belts
  2. 3. The first was the HMS Furious
  3. 4. Created after the obvious need for the substance these hold
  4. 5. Allowed round-based allies to communicate with pilots
  5. 6. Often destroyed by ground fire
  6. 9. Made possible by the introduction of a new cellulose bandage material
  7. 10. An ultrasound transducer relying on piezoelectricity
  8. 12. Aided soldiers in continuing fire at night
  9. 13. Used gyroscopes and a barometer to direct itself
  10. 14. The British “Hypo helmet”
  11. 15. Required the perfect synchronization of plane propellers and the device