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#18 |
Senior Member
Join Date: Jul 2005
Location: Thornton's Ferry
Posts: 1,309
Thanks: 67
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http://www.seagrant.umn.edu/coastal_...es/hypothermia
Cold Water Temperatures Decrease Time Before Exhaustion and Decrease Survial Time Water................Epected Time Before Exhaustion...Expected Time Temperature (F)..or Unconsciousness....................Survival 32.5°............... < 15 minutes............................ 45 minutes 32.5° – 40°....... 15 – 30 minutes....................... 30 – 90 minutes 40° – 50° .......... 30 – 60 minutes .................... . 1 – 3 hours 50° – 60° .......... 1 – 2 hours ........................... . 1 – 6 hours 60° – 70° .......... 2 – 7 hours ............................. 2 – 40 hours 70° – 80°........... 3 – 12 hours............................ 3 hours – indefinite > 80°................ indefinite................................. indefinite --------- You forgot one. Motorcyclists wear helmets to make it easier to pick up their heads. |
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