Originally Posted by n0buddy0
I'll call up HazMat myself and confirm that.
Heh, take note of who you get to talk to. You never know when you call a government office.
While I'm in here, no one get any unfounded ideas about that 12 year test span on 3AL cylinders. As far as I can tell, it refers only to paragraph 209 (j) and only applies to fire extinguishers.