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Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice
The Treguine refugee camp in Eastern Chad, is in a semi-arid terrain of hard, crystalline rock, where hard-rock boreholes proved ina
This briefing paper is aimed at all those involved in facilitating hygiene improvement in an acute.
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan