Water filters made from clay, sawdust and water boost South African economy
While there are numerous devices designed to help those in the developing world have access to cleaner water – take the Eliodomestico for example – not many can boast the ability to also boost local economies. The University of Virginia’s PureMadi filter is made mostly out of local clay, sawdust and water and can be easily made by workers in the communities that use them.
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