Transcription: Someone got the idea, well why don't we turn on the heater system? It's in the tank, we'll boil the oxygen out, after all the tank worked perfectly for everything in flight, the only thing we couldn't do was remove the oxygen after a test which we'd never have to do in flight anyway. Everybody agreed that said that's not a bad idea, let's just turn on the heater system and boil out the oxygen. They did turn on the heater system, there were two ways of testing how hot this heater would get. On the control stand or the test stand there was a gauge, a temperature gauge. Now the little thermostat ...