For a whole year, Froelicher, his colleague Sam DuPlessis, and two GE retirees had volunteered every Wednesday night inside Froelicher’s Louisville garage, building a low cost water purification device for WaterStep, a local charity. The device uses a car battery, a couple of electrodes, table salt, and some basic chemistry to make chlorine from brine and kill pathogens in polluted water. “In Uganda, they can get their hands on salt, but they can’t get their hands on much more. Read more… http://www.rdmag.com/News/Feeds/2012/09/manufacturing-smart-water-from-uganda-to-pakistan-two-ge-volun/
Beyond Water: The Unexpected, Innovative Uses of the Hippo Roller
For more than 35 years, the Hippo Roller has been recognised as a transformative tool for easing one of the most time-consuming and physically demanding
hipporoller
2025-12-10
