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XTL , 10 months ago Generally, the build up of CO2 is what triggers pain and panic of asphyxiation. Oxygen displacing gases certainly do cause fast unconsciousness and brain damage. Would seem very likely that nitrogen works well.
Generally, the build up of CO2 is what triggers pain and panic of asphyxiation. Oxygen displacing gases certainly do cause fast unconsciousness and brain damage. Would seem very likely that nitrogen works well.