Tree branch water filter removes a surprising 99% of E.coli

07/20/2015

by Tafline Laylin

MIT reserchers design low-tech bark water filter
Low-tech sapwood bark can remove 99 percent of E.coli from contaminated water.
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MIT reserchers design low-tech bark water filter
Low-tech sapwood bark can remove 99 percent of E.coli from contaminated water.
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