Post by sherlew99 on Mar 5, 2014 13:38:50 GMT -6
A Simple Tree Branch Can Become a Backyard Water Filter
MIT researchers test an inexpensive water filter fashioned from a pine tree branch, which may provide a low-tech solution to water treatment around the world.
By Joshua A. Krisch
Inexpensive, disposable filters could bring clean water to millions of people in developing nations. But Karnik believes that the filter might also help stranded hikers distill clean water in emergency situations. "White pine is so common the Northeast that just cutting off a branch and using it as a filter would be fairly straightforward," he says.
MIT researchers test an inexpensive water filter fashioned from a pine tree branch, which may provide a low-tech solution to water treatment around the world.
By Joshua A. Krisch
Inexpensive, disposable filters could bring clean water to millions of people in developing nations. But Karnik believes that the filter might also help stranded hikers distill clean water in emergency situations. "White pine is so common the Northeast that just cutting off a branch and using it as a filter would be fairly straightforward," he says.
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