01 Aug '11, 9pm

Solar Lights Made of Plastic Bottles & Water

Solar Lights Made of Plastic Bottles & Water

The Brazilian engineer who came up with the idea did so in the midst of an energy blackout and crisis in 2002, as the first video below indicates. The 2-liter soda bottle lights are actually rated at 50-60 watts. Not bad. The lights have gotten the attention of normal folks and engineers alike, and have caught on a bit in some places. The idea has spread to the slums of Philippines, where every penny counts, through a program called “a liter of light.”

Full article: http://cleantechnica.com/2011/08/01/solar-lights-made-of-...

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