Can humans make a gas better than oxygen to use as a substitute for life? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better ...

[Hyperspace Pirate] built his oxygen concentrator around a pressure-swing adsorption system, which uses two tanks of a molecular sieve to selectively adsorb and purge nitrogen, leaving behind mostly ...

Oxygen therapy, or supplemental oxygen, can help people get enough oxygen if they can’t get it on their own. It can include oxygen in liquid or gas forms, among other types. Oxygen, a gas found in the ...