it’s lighter to carry than the conventional oxygen tank, wow!
James Bond Eat Your Heart Out
Insulated re-breathing mask, apparatus IP-5. The unique compact device that allows stay under water up to 2 hours. Used for evacuation of personnel from shallow depths. For example, the tank crews during the crossing of the river at the bottom.
Because it’s a closed system, there aren’t any bubbles that normally reveal divers. It also lasts longer than a typical oxygen tank. One drawback: you could die a fiery death… surrounded by water.
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