DiversityHireKamikazePilot joined in and replied with this 1 month ago, 7 minutes later[^][v]#1,407,756
They have different condensation points, but I mean you’ve gotta cool it down to the right temperature range so one is liquid, one isn’t, remove the liquid, warm the gas back up, put somebody in it, see if they die, then try the other gas. That just sounds involved. Who did that?