Posted by Chem 101 on May 21, 2002 at 12:23:49:
In Reply to: Re: Helium, cutting, and Getzens posted by Not clear... on May 21, 2002 at 12:05:24:
Helium's an inert gas, it doesn't burn.
The "cutting" aspect has to do with achieving the same effect as cutting, simply using a different transmission medium. And no--it's not permanent.