this post was submitted on 30 Nov 2025
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Science Memes

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[–] humanspiral@lemmy.ca 1 points 6 hours ago

pump ammonia! Can evaporate at PVC compatible temperature.

A very minor problem with this scheme is the mile thickness insulation needed to not lose much of the sun's heat to space, on the trip back. A 2nd minor problem is the actual pipe section close to the sun.