The Aquaduct is pedal powered vehicle that transports, filters, and stores water for the developing world. A peristaltic pump attached to the pedal crank draws...
Prices subject to change. Please visit www.hsn.com or call 1-800-284-3100 for the current selling price. Remove mountains of dirt with the Hoover 12-Amp...
Watch as the HydroWell converts dirty water into a safe and clean survival drink. The HydroWell automatically filters filty water without pumping or electricity.
Watch as the X-Pack converts dirty water into a safe and clean survival drink. The X-Pack automatically filters filty water without pumping or electricity.
U.S. Environmental Protection AgencyOffice of WaterArsenic Treatment Technology ShowcaseAn introduction to treating drinking water for arsenic.EPA 816-C-05-005Part 5: Coagulation/Filtration Processes