Category
page 1Rebreathers
space suit
gas-tight protective suit for astronauts who are in the vacuum of space

rebreather
A rebreather is a breathing apparatus that absorbs the carbon dioxide of a user's exhaled breath to permit the rebreathing (recycling) of the substantial unused oxygen content, and unused inert content when present, of each breath. Oxygen is added to replenish the amount metabolised by the user. This differs from open-circuit breathing apparatus, where the exhaled gas is discharged directly into the environment. The purpose is to extend the breathing endurance of a limited gas supply, while also eliminating the bubbles otherwise produced by an open circuit system. The latter advantage over oth
Primary Life Support System
life support device for a space suit
Momsen lung
rebreather system for escaping sunken submarines
Davis Submerged Escape Apparatus
early type of oxygen rebreather