/u/iamkeerock's posts
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[WP] You’re an archaeologist on a Middle East dig. An unremarkable clay pot is discovered intact, approximately 6000 years old, or even older. You notice a fine groove that spirals tightly from bottom to the top of the pottery.
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Thermoelectric generators located between a house ceiling and attic space - could the temperature differential produce usable electricity that would be worth the cost/effort?
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