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This programme guide is intended to support humanitarian staff primarily working in the water, sanitation and hygiene (WASH) sector
The Sawyer PointOne household hollow fiber membrane filter (PointOne) efficaciously removes microbiological indicators in the labora
The devastating earthquake on 8 October 2005 caused the immediate death of more than 70,000 people with injury and displacement to m
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice