>On Fri, 14 Feb 1997 [log in to unmask] wrote:
> I use teflon tape on all the
>> connectors to stop those pesky leaks.
>I'm way out of my field here, but I seem to recall a physics technician
>warning me that teflon tape is *not* appropriate for compressed gas
>systems. Teflon seals water leaks, but can foul the threads in a gas
>system. Lead washers are the preferred gaskets for use with compressed
>gas ('though if I were having to *breathe* it, I'd rather be breathing
>teflon than lead!)
I don't know but I have seen an awful lot of people, including myself,
using teflon tape for air lines and CO2 tanks. It works just fine, but of
course nobody is breathing it.
Clara R. Simpson