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Household water treatment (HWTS) methods, such as boiling or chlorination, have long been recommended in emergencies.
Large-scale urban WASH programming requires different approaches to those normally employed in Oxfam emergency response activities.
A simple method for filtering water to reduce the incidence of cholera was tested in a field trial in Matlab, Bangladesh, and proved
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of
In peri-urban Monrovia, contaminated hand-dug wells were contributing to cholera outbreaks.