Issue Date: August 26, 2013
Squeezable Gel Delivers Clean Drinking Water
A cheap, lightweight material could one day help survivors of natural disasters get clean water fast. A porous gel embedded with silver nanoparticles absorbs contaminated water, kills bacteria in seconds, and releases drinkable water with a squeeze (Environ. Sci. Technol. 2013, DOI: 10.1021/es401219s). Xiao (Matthew) Hu, a materials scientist at Nanyang Technological University, in Singapore, and his . . .
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