A word of warning:
I had a pot of boiling water overflow and put the burner out. My oven has a safety thermocouple, but the stove burners do not. It was a windy day and the hatches were open, so the gas was diluted enough to not smell bad. I am not sure what would have happened long term, at the very least all my gas would have gone overboard and at worst it might have
* I have CNG, so at least it was going up and out
I also keep reminding myself that Deepwater Horizon was done in by CNG, so it is no excuse to let your guard down.