"Ed Sirett" wrote in message
...
Take a look at.

http://www.makewrite.demon.co.uk/HNTphotos/100_0272.JPG

This was perhaps the most dangerous piece of gas fitting I have directly
seen to date. What was really concerning was that the bayonet had become
unlatched and was just the grip of a sticky O-ring away from a very large
escape of gas.

Doesn't removing the bayonet turn off the gas?
It does on mine.
Before the O ring seal breaks too.