Access to clean drinking water is something many humans around the world do not have. A long-term global clean water partnership between Dean Kamen’s DEKA “Slingshot” technology and Coca-Cola has been announced to get DEKA's drinkable-water-from-any-water-source technology to communities where potable water access is limited. How the "Slingshot" machine (a nod to the epic story of David versus Goliath) purifies water at Science: How Stuff Works.
