Man minutes in a suit with controlled oxygen? Man minutes in a cockpit? Man minutes in open atmosphere? A bunker? A ship? Large man? Woman? Obese man vs fit? Go

Man minutes in a suit with controlled oxygen? Man minutes in a cockpit? Man minutes in open atmosphere? A bunker? A ship? Large man? Woman? Obese man vs fit? Golly this is as poorly defined as the tree problem isn't it.