how about naked,under the ice,while inverted?????lol!!!!We are arguing the same point....
Use the purge. I don't care. I don't. It doesn't make me right or you wrong.
The point here is that the assumption was made initially that one approach was the answer over the other based on this incident.
Yes I can do both. While maskless, in a black out situation, and staying in trim while under control of my buoyancy