The Jerrycanfilter seems to be a really well designed and effective membrane filter that fits perfectly onto jerrycans. Because of that, I think the JERRY is an interesting technology to be implemented in emergency context... (More)
Marcio Botto HWTS Network Team144 Knowledge & Research Advisor
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I know that in Brazil, the Brazilian Agricultural Research Corporation (Embrapa11), in the early 2000, developed some studies on re-use of the reject water from small reverse osmosis systems implemented in rural areas. They were re-using... (More)
Settling is variable with respect to removal of turbidity and microbiological contamination, and performance depends on initial water quality. For microbiological contaminants, removal rates are highest for protozoa and helminths and can exceed 90%. Removal of viruses and bacteria is... (More)
There is a variety of natural coagulants used around the world, depending on the availability. Extracts from the seeds of Moringa Oleifera can be used, the trees of which are widely present in Africa, the Middle East and the Indian... (More)
Biofilm can be a source of recontamination of drinking water and exerts oxidant demand inside household water storage containers. There are researches, such as Wright et al., 200437, that highlight the public health risks of unsafe water storage. The... (More)