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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
This background paper focuses on supporting sustainable, equitable and resilient water services over the short and long term during
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