Self Regulating Mug (+ pics at end)spiegel.de 1 pointstijnm17 years ago1 commentSaveHideCopy link On HNComments−khafra17yThis is pretty sweet; I have a 50 degree PCM vest I use for motorcycling in Florida, but I had no idea it was used architecturally--let alone in mugs.
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This is pretty sweet; I have a 50 degree PCM vest I use for motorcycling in Florida, but I had no idea it was used architecturally--let alone in mugs.