An innovative filter makes it possible to purify water more quickly, simply and economically than ever before. The developers hope the device will soon play a big role development aid, and they are looking for investors to help them achieve this goal.
Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...
Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...