4 ms·
What’s wrong with air is what I’m asking? Are the pressures in the cabin too extreme?
by andy_ppp 8y ago
What’s wrong with air is what I’m asking? Are the pressures in the cabin too extreme?
- empyrical 8y agoIf you're wondering why there wasn't nitrogen mixed in, it's because the additional systems+tanks for handling nitrogen would've added more weight to the spacecraft. This video goes in to a bit more detail: https://www.youtube.com/watch?v=FvA7N_j_8os https://www.youtube.com/watch?v=FvA7N_j_8os
- jimbosis 8y agoThese two articles talk about this question: https://www.popsci.com/why-did-nasa-still-use-pure-oxygen-after-apollo-1-fire https://www.popsci.com/why-did-nasa-still-use-pure-oxygen-af... https://www.space.com/17338-apollo-1.html https://www.space.com/17338-apollo-1.html
- _Microft 8y agoReducing the pressure reduces the forces on the pressure vessel. I assume that only the oxygen partial pressure is actually important for respiration.