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09-11-2011, 12:50 PM
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Location: North Cackelacky....in the hills.
19,555 posts, read 9,437,125 times
Reputation: 2433
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Solar light from a soda bottle.
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09-16-2011, 09:32 AM
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Location: Wake County, NC
831 posts, read 492,105 times
Reputation: 287
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Interesting ... would be a good solution in an adobe structure! 
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09-16-2011, 03:49 PM
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Location: SW Kansas
1,567 posts, read 1,634,869 times
Reputation: 1069
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That is really neat!
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09-16-2011, 07:49 PM
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1,339 posts, read 308,650 times
Reputation: 656
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I wonder how often you have to get up on the roof to replenish the bleach, which probably chemically breaks down.
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