IamNobuddy@lemmy.world to Today I Learned@lemmy.worldEnglish · 3 months 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-square4linkfedilinkarrow-up1106arrow-down12cross-posted to: til@lemmy.world
arrow-up1104arrow-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 · 3 months agomessage-square4linkfedilinkcross-posted to: til@lemmy.world
minus-squareGeetnerd@lemmy.worldlinkfedilinkEnglisharrow-up6arrow-down1·3 months agodeleted by creator
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