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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My Modern Met
Celebrating creativity and promoting a positive culture by spotlighting the best sides of humanity—from the lighthearted and fun to the thought-provoking and enlightening.