http://www.youtube.com/watch?v=ycEnu9p1GPE
Over 1.1 billion people in the world don’t have access to clean drinking water. When I heard of a nanotech water purifier that can be used to purify water fr…
http://www.youtube.com/watch?v=ycEnu9p1GPE
Over 1.1 billion people in the world don’t have access to clean drinking water. When I heard of a nanotech water purifier that can be used to purify water fr…