This bbc document confirmed the well known fact, that ******** is the “easy way out”
http://www.youtube.com/watch?v=IuWs7Fx0sSs
The air we breath is around 80% ********. The ideal situation would be to exchange the Helium method with ********.
The Heliun method has a dangerous and fatal flaw in the fact, that Helium is not a gass the body recognizes, unlike ********. In otherwords, the brain after being fooled around 15-seconds or so raize the alarm bells and beging to struggle for air!
“Loss of consciousness (5-10 sec), involuntary convulsions (15-20 sec), decortication rigidity (abnormal posturing/ movements) (20-40 sec), decerebration rigidity (40-50 sec), second decortication rigidity (1 min 10 […]