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Reblogged by cstanhope@social.coop ("Your friendly 'net denizen"):
mattcropp@social.coop ("Matt Cropp 🌲🌲") wrote:
As a hobby project, I've gotten interested in using #mirrors for heating and lighting purposes (and as an outlet for a bit of #climate anxiety). Just did a write-up of my progress over the last few months for the @LabB blog: https://www.laboratoryb.org/diy-seasonal-mirror-based-window-extender/