ooli2@lemm.ee to Archaeology@mander.xyzEnglish · edit-216 days agoOver 3,000 years ago the Assyrians developed a remarkably advanced underwater technique, as illustrated in this ancient relief. It shows Assyrian soldiers using goatskin bags filled with air to breathi.redd.itimagemessage-square40linkfedilinkarrow-up1154arrow-down135
arrow-up1119arrow-down1imageOver 3,000 years ago the Assyrians developed a remarkably advanced underwater technique, as illustrated in this ancient relief. It shows Assyrian soldiers using goatskin bags filled with air to breathi.redd.itooli2@lemm.ee to Archaeology@mander.xyzEnglish · edit-216 days agomessage-square40linkfedilink
minus-squareRivalarrival@lemmy.todaylinkfedilinkEnglisharrow-up1·15 days agoInhaling from the bag and exhaling to the atmosphere, yeah, just a couple minutes before the bag is empty. Rebreathing the same air by exhaling back into the bag, you’d probably get 5-10 minutes of usable air.
Inhaling from the bag and exhaling to the atmosphere, yeah, just a couple minutes before the bag is empty.
Rebreathing the same air by exhaling back into the bag, you’d probably get 5-10 minutes of usable air.