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hsajem hsajem
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6 years ago
The man who discovered that nitrous oxide could be used in anesthesia was __________.
 
  a. Timothy Leary
  b. William Halstead
  c. Horace Wells
  d. Lefty Driesell
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jonjon2019jonjon2019
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6 years ago
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hsajem Author
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6 years ago
Smart ... Thanks!
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Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
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2 hours ago
Good timing, thanks!
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