Posted by Dick R (206.222.219.139) on August 10, 2000 at 08:05:19:
In Reply to: thank you for this post john posted by jonny on August 09, 2000 at 21:08:32:
Jonny
I use non medical 02 (welding). What I am told is they don't certify the bottle to be totally clean (particles). So I use a water bubbler that should trap any particle that comes from the tank. Of course there is always a slight risk.
Just a tip
Dick