Originally Posted by Fubarius
One, you got a big pressure change while flying, last thing they need is you blowing a burst disk at 30,000 feet.
Ok, that's funny. Even if the plane flew in the vacuum of space, you are looking at a pressure difference of about 14.7 psi. That isn't that big of a pressure change. Sure that's a lot for people, but not so much for a tank that holds 1000+psi.