A brilliant solution, which not only saves money on power in poor homes but also helps the planet:
Thursday, March 8, 2012
Third world technological problems, third world engineering solutions...
A simple problem: dark homes in the Philippians and elsewhere in the third world must be lit even in the day by electric lighting.
A brilliant solution, which not only saves money on power in poor homes but also helps the planet:
A brilliant solution, which not only saves money on power in poor homes but also helps the planet:
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