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The Sawyer PointOne household hollow fiber membrane filter (PointOne) efficaciously removes microbiological indicators in the labora
Cash is receiving a lot of attention globally and is currently being scaled-up at the highest level.
This paper considers the damage to household toilets in the aftermath of the 2015 Nepal earthquake through the lens of good performa
A simple method for filtering water to reduce the incidence of cholera was tested in a field trial in Matlab, Bangladesh, and proved