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Archive for the ‘Document’ Category

Marketing Safe Water Systems – By Urs Heierli

Icon Written by kai on October 24, 2008 – 5:06 am

Why It Is So Hard To Get Safe Water To The Poor – And So Profitable To Sell It To The Rich? FOREWORD Why is it that the global market for bottled water is booming, with astounding annual growth rates, sometimes as high as 50 per cent, and why is the progress in providing safe [...]



Yemen Silver Filter Factory Update

Icon Written by kai on May 28, 2008 – 11:29 pm

Submitted by Richard Boni This article is an update of activities since April 2007 that have led to commercial production of CWFs under trade name Silver Filters. Much can happen in a year. In April/May 2007, Burt Cohen of Potters Without Borders visited Yemen and, among other things, taught us how to make Colloidal Silver [...]

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Final Report to Songhai Centre, Porto Novo, Benin West Africa September 20th, 2007

Icon Written by kai on October 4, 2007 – 8:02 pm

By Burt Cohen Potters Without Borders originally met with students and Professor Streibig at Seattle University. As a result of this meeting I was asked to assist with the introduction of a Ceramic Water Filter facility at the Songhai Centre in Porto Novo Benin. I traveled to Benin and worked at Songhai centre from August [...]



Final Report and Recommendations for development of the Silver filter workshop – Yemen

Icon Written by kai on June 8, 2007 – 2:26 pm

GTZ-Integrated Water Resources Management, (IWRM) is involved in projects concerned with water management in Yemen. This project’s involvement with traditional Yemeni potters began to encourage the production of irrigation pots as a tool to reduce the amount of water used in farming in water poor Yemen. At the same time there was interest in the [...]