The presence of helium with the nitrogen prevents this effect. 


Drew M. Mooney wrote:
> 
> Don Eickstedt wrote:
> >
> > If high nitrogen partial pressures are so damaging (and I have no reason to
> > doubt they are), why not run with a zero nitrogen partial pressure, i.e.
> > heliox, hydrox or hydreliox? It would be more expensive, but for people
> > that are mixing their own gases it should not be technically difficult.
> > Hydrogen of course would need special handling procedures. Why not move up
> > to the next level and eliminate that nasty old nitrogen once and for all?
> > This is a serious question.
> >
> > Don Eickstedt
> > --
> > Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'.
> > Send list subscription requests to `techdiver-request@aquanaut.com'.
> 
> Seem to recall reading somewhere that a little nitrogen in the mix
> reduced the risk of HPNS.
> 
> Drew
> --
> Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'.
> Send list subscription requests to `techdiver-request@aquanaut.com'.
--
Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'.
Send list subscription requests to `techdiver-request@aquanaut.com'.

Navigate by Author: [Previous] [Next] [Author Search Index]
Navigate by Subject: [Previous] [Next] [Subject Search Index]

[Send Reply] [Send Message with New Topic]

[Search Selection] [Mailing List Home] [Home]