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Watch Video - How to make filthy water drinkable

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by , 05-15-2014 at 02:20 AM (2199 Views)
      
   
How to make filthy water drinkable

Too much of the world lacks access to clean drinking water. Engineer Michael Pritchard did something about it — inventing the portable Lifesaver filter, which can make the most revolting water drinkable in seconds. An amazing demo from TEDGlobal 2009.

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