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On Sep 3, 2008, at 2:52 PM, blixton wrote: > Yes, I take cold showers. There was a nice piece on NPR about solar hot water heaters for poor neighborhoods in Egypt a while ago: http://www.npr.org/templates/story/story.php?storyId=89956754 << Fathy, who taught himself English and put himself through school, has one of Solar Cities' heaters on the roof of his four-story home. A bright blue barrel filled with cold water is connected to solar panels made from recycled garbage bags, framed in aluminum and covered with glass. The aluminum frame is attached to a Styrofoam block by an array of recycled plastic and copper tubes. >> An option at least. BobC