Slow Sand Filters
If you surface water sources for household use, slow sand filtration – or more accurately biologically activefiltration – may be an effective choice…
water treatment
Household Water Treatment
Produced by Communications and Marketing, College of Agriculture and Life Sciences,Virginia Polytechnic Institute and State University, 2009 Foul taste, smell, or color of…
Gravity Fed Water Treatment System – Mod 1*
I. DiscussionWater is essential to sustain human life. In many types of disasters, access to clean drinking watermay become a problem. Often times…
Appropriate Wastewater Treatment in Developing Countries: Experiences with CEPT∗
Donald R. F. Harleman† , Susan Murcott‡ and Fr´ed´eric Chagnon§†Ford Professor of Environmental Engineering, Emeritus; ‡Lecturer; §Research AssistantDepartment of Civil and Environmental EngineeringMassachusetts…
Safe Water School Training Manual
The Safe Water School Manual was designed by SODIS and the Antenna Technologies Foundation. 1 Safe Water School In the Safe Water School…
Acid-neutralizing Filters
Acid-neutralizing filters are used to reduce water acidity. They add crushed calcite or some other carbonate-based mineral at controlled rates to raise the…
Gravity Fed Water Treatment System – Mod 1
Impact, 2007 James A. Marusek Water is essential to sustain human life. In many types of disasters, access to clean drinking water may…