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In September 2016, Médecins Sans Frontières responded to a hepatitis E (HEV) outbreak in Chad by implementing water treatment and hy
Cholera remains a significant threat to global public health with an estimated 100,000 deaths per year.
Household water treatment (HWTS) methods, such as boiling or chlorination, have long been recommended in emergencies.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice