bcdd51df_Facts_and_figures___SciDev_Net__Importance
[Product] World filter [How it works] Filter using a nanofibre layer, made up of polymers, resins, ceramic and other materials, that removes contaminants [Developer] KX Industries, United States [Importance] 
Designed specifically for household or community-level use in developing countries. The filters are effective, easy to use and require no maintenance
Nanotechnology for clean water: Facts and figures - SciDev.Net
Importance