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  1. Key Resource 01/11/2005 Inadequate drinking water and sanitation are amongst the world's major causes of preventable morbidity and mortality. This book provides a state-of-the-art review on approaches and methods used in assessing the microbial safety of drinking water. It supports the rapidly emerging trend towards...
  2. 12/08/2016 The Biosand Filter Construction Manual describes what a biosand filter is and how it works. It also describes the steps to construct, install and monitor Version 10 biosand filters. Available Online
  3. 01/10/2002 Solar Water Disinfection (SODIS) is a simple, environmentally sustainable, low-cost solution for drinking water treatment at household level for people consuming microbiologically contaminated raw water. SODIS uses solar energy to destroy pathogenic microorganisms causing water borne diseases and...