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After the Ebola outbreak was declared in Sierra Leone, in June 2014, early messages about the high mortality rate of Ebola were met
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of
There is currently limited public information available concerning methods for the selection of appropriate water trea
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice