I wonder if you could use argon instead then. And yet, argon is more narcotic than nitrogen: https://en.m.wikipedia.org/wiki/Nitrogen_narcosis https://en.m.wi

I wonder if you could use argon instead then. And yet, argon is more narcotic than nitrogen: https://en.m.wikipedia.org/wiki/Nitrogen_narcosis https://en.m.wikipedia.org/wiki/Nitrogen_narcosis