PBS - Making Stuff S01E03 Cleaner (2012) 720p BluRay x264-CtrlHD

Most modern materials are dangerous to the environment, but what about cleaning up our world? Batteries grown from viruses, tires made from orange peel oil, plastics made of sugar, and solar cells that cook up hydrogen-these are just a few glimpses of a new generation of clean materials that could power devices of the future