Quote Originally Posted by WarmWaterdiver View Post
And speaking of which, I think that valve drill is ridiculous. Anyone jumping in the water without testing their regs and inflator to be sure they are working and the air is on, deserves to be weeded out from the living. I can promise I am never turning my gas off underwater so I see no need to turn them back on.
Interesting ... Did the instructor discuss "why" you were learning how to turn your valves off and on?