A $16 device could provide a family of five with clean water for an entire year.
By Lucianna Gravotta at Scientific American
http://www.scientificamerican.com/article.cfm?id=cheap-nanotech-filter-water
A $16 device could provide a family of five with clean water for an entire year.
By Lucianna Gravotta at Scientific American
http://www.scientificamerican.com/article.cfm?id=cheap-nanotech-filter-water