Hello, the title says all.
I tried the Helium hood method. I thought I had planned it carefully enough. I put the bag over my forehead and opened the gas valve of the helium bottle. There was a regular, quick flow. Then, I removed all the air in my lungs and put the bag over my head. I didn’t pass out, even after three minutes. Could it be because I was breathing Ballonium instead of Helium ? Where can one be sure to find PURE helium ? Where can it be bought ?
It reads “Helium” on the bottle, so it cannot possibly be a mix of […]