Gravity-powered lights for developing countries

December 14 2012, 6:31pm

Gravity-powered lights for developing countries http://t.co/5YCIs6V1 #innovation (via @beaulebens)
— Mitchell McKenna (@MitchellMcKenna) December 14, 2012

http://twitter.com/MitchellMcKenna/statuses/279730343391674368

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innovation

Blogs are evolving. You're looking at my Lifestream, a real-time flow of my activity across various websites, with the occasional blog post for nourishment.

Gravity-powered lights for developing countries

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