ooli2@lemm.ee to Archaeology@mander.xyzEnglish · edit-226 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-square43linkfedilinkarrow-up1174arrow-down136
arrow-up1138arrow-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-226 days agomessage-square43linkfedilink
minus-squareRivalarrivallinkfedilinkEnglisharrow-up1·25 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.