Hydrogen Cell Cars

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Across
  1. 3. Number of forklifts that run on hydrogen cells
  2. 4. Year the first hydrogen cell was created
  3. 9. Hydrogen is _______________
  4. 12. Hydrogen cells were used in these NASA missions with help from GE
  5. 16. These are stripped from the hydrogen atom to generate kinetic energy
  6. 18. Not found alone in nature
Down
  1. 1. Efficiency of a hydrogen cell automobile
  2. 2. year of reaching the estimated target price
  3. 5. First name of engineer who developed the first fuel cell
  4. 6. The company with the most hydrogen cell generators
  5. 7. What the positively charged hydrogen ions travel through to get to the oxygen atoms
  6. 8. Number of commercial automobiles that run on hydrogen power
  7. 10. Required for producing cheap hydrogen gas
  8. 11. Fist man who put a hydrogen cell into an automobile in 1991
  9. 13. There are over 100 of these powered by hydrogen cells
  10. 14. Rare earth metal required for production of hydrogen fuel cells
  11. 15. Number of demonstration models of hydrogen cars in 2011
  12. 17. bonds with the hydrogen ions to make water