No-battery lantern uses water and salt for light

Discussion in 'Science and Technology' started by Matthew, Sep 5, 2012.

  1. Matthew
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    Matthew Blue dog all the way!

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    No-battery lantern uses water and salt for light
    September 5, 2012 by Nancy Owano

    No-battery lantern uses water and salt for light
     
  2. whitehall
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    whitehall Gold Member

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    Yeah we know. The US Navy did all kinds of experiments during WW2 to try to save shipwrecked sailors and some of them worked pretty well in a tiny environment of a freaking life raft.
     
  3. Old Rocks
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    Old Rocks Diamond Member

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    Interesting. If it can be manufactured cheaply enough, could be a real boon in some third world nations.
     
  4. uscitizen
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    uscitizen Senior Member

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    But will it power an iPhone?
     
  5. whitehall
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    whitehall Gold Member

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    Third world nations like the US? Ain't that the agenda?
     
  6. Old Rocks
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    Old Rocks Diamond Member

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    Well yes, that is the GOP platform.:badgrin:
     

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