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Solar power for cheap cold food and pure water - Short Sharp Science - New Scientist

2009 Jan 8, 5:06"But low-tech ways to harness the Sun's energy can have big impacts too, as these two new simple solar gadgets for use in poor areas of the world show: a solar-powered fridge and a drinking water steriliser, without a single moving part between them."PermalinkCommentssolar solar-power news science drinking-water water
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