ooli2@lemm.ee to Archaeology@mander.xyzEnglish · edit-25 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-square39linkfedilinkarrow-up1157arrow-down134
arrow-up1123arrow-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-25 days agomessage-square39linkfedilink
minus-squareRivalarrival@lemmy.todaylinkfedilinkEnglisharrow-up1·3 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.