IamNobuddy@lemmy.world to Today I Learned@lemmy.worldEnglish · 23 days agoTIL Ancient Persians built Yakhchāls, innovative ice storage structures dating back to 400 BC. These dome-shaped coolers used evaporative cooling to keep ice frozen even during hot summers.www.utubepublisher.inexternal-linkmessage-square4fedilinkarrow-up1106arrow-down11
arrow-up1105arrow-down1external-linkTIL Ancient Persians built Yakhchāls, innovative ice storage structures dating back to 400 BC. These dome-shaped coolers used evaporative cooling to keep ice frozen even during hot summers.www.utubepublisher.inIamNobuddy@lemmy.world to Today I Learned@lemmy.worldEnglish · 23 days agomessage-square4fedilink
minus-squareGeetnerd@lemmy.worldlinkfedilinkEnglisharrow-up7arrow-down1·23 days agodeleted by creator
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