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Mildly Interesting@lemmy.world · 2 years ago

Ancient Iran had air conditioning

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Ancient Iran had air conditioning

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Mildly Interesting@lemmy.world · 2 years ago

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Jilanico@lemmy.world
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2 years ago
Seems like the ice pools were used for year round ice making at night. See the section on “Nocturnal ice making in early India and Iran”: https://en.m.wikipedia.org/wiki/Radiative_cooling

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