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  1. 2010-01-01 The purpose of this document is to show several water pump designs constructed from PVC pipe, explain how to manufacture them, and discuss pump performance and how to improve on these designs. What’s Inside: Pump Design Manufacturing Process Pump Performance Appendix
  2. Rating: 5.0 - 1 Vote
    2009-08-21 Most water and sanitation facilities used by households or operated by small-scale enterprises were built without external support. This shows there are alternatives to the large centralized conventional systems. More importantly, small-scale solutions have proven to be cost effective....
  3. 2009-12-15 Worldwide there are 1.1 billion people who do not have a way to get clean drinking water. Every year, 1.8 million people die from diarrheal disease, and it is estimated that 88% can be attributed to the lack of clean drinking water[1]. This project will partner with the non-profit organization...