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Introduction: The major aim of hand washing promotion programs is to persuade people to change their behaviour to reduce high-risk h
Dispensers are a source-based water quality intervention with promising uptake results in development contexts.
Changes in water quality of a sand aquifer on the east coast of Sri Lanka due to the 26 December 2004 tsunami and subsequent remedia
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice