[taxcontrol]

The system does not even need to be that complicated.

A medical breathing masked hooked up to a bottle of 99% nitrogen (cheep welding gas) and turned on at 1.1 atmospheres and then wait till the brain waves go flat.

[Pontiac]

The only problem I have with that is that you will end up with murders claiming to be claustrophobic that will claim to be panicked with a mask on.

That feeling of panic will be considered cruel.

Of course that will be nonsense because who isn’t panicked going to their execution.