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Girl, 14, is America's Top Young Scientist: Her Solar-Powered Jug Cleans Water
(
goodnewsnetwork.org
)
20 points
by
Cbasedlifeform
on Nov 18, 2012
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past
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8 comments
"Liter of Light" Brings Sun into Dim Shanties Using Only Plastic Bottles
(
goodnewsnetwork.org
)
4 points
by
wslh
on July 28, 2011
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past
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