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.
The opinions expressed in this make-up video do not necessarily represent the opinions of Rotary eClub One and its editorial staff
Rotary International | District 5450 |