Sorry, didn't mean to be alarmist. But it's better to not have a venting cylinder in living quarters, and certainly not in a place where it might be pointed at sensitive stuff "like skin".
It's not going to explode, no worries there. But it may make a really loud hiss for a bit.
By the way, is your high pressure gauge back to zero now?
Oh, haha. My mom was worried for a minute there. Yeah, it's outside, and it's really cold too; it almost snowed a few minutes ago when it was raining. How do I remove the regulator?