CHAPEL HILL – A simple, affordable household filtration device can reduce the incidence of diarrhea, one of the leading causes of disease and death in developing countries, by up to 40 percent, ...

The Hydraid BioSand Filter from Grand Rapids-based Triple Quest has been validated in a new survey of Honduran households. The new research, conducted in August by members of Hydraid's field ...

Triple Quest (www.triplequest.com), global distributor of the Hydraid® BioSand Water Filter, today announced that an extensive field study conducted in rural Cambodia by researchers at the University ...

ACCESS to clean water and good sanitation has long been a cry of every community, urban or rural. In an effort to enable more people access safe drinking water, simple water technology inventions have ...

Low-cost biological sand (biosand) filters can help provide safe drinking water to people in rural and peri-urban areas in developing countries, who are being forced to drink contaminated water due to ...

Grand Rapids-based Triple Quest, the international distributor of the Hydraid BioSand water filter, announced the United States Navy's delivery of 150 Hydraid water filters and a fully equipped mobile ...

The instructions for the wooden mold that would eventually become a concrete BioSand Filter were 60 pages long and full of diagrams and charts. They were complex and, at times, a bit unclear. The ...

The Biosand Filter is celebrating thirty years of providing clean drinking water to communities in the developing world. The idea of designing a water filtration system small enough to be installed in ...

The new filter weighs about 15 pounds, compared to about 300 pounds for the concrete filters. “We didn’t use the lightweight filters in our research,” Sobsey said, “but we’re happy to know companies ...