The air contamination from bubbling is too minute to be concerned
about, and is easily neutralised by the silver.



-- In silverdatawebsite@yahoogroups.com, "hmaxim2000us"
<jimk2tl@...> wrote:
>
> I have also heard the same argument. I see that Silvergen uses a
> bubbler in thier SG7..so I guess it can't be too bad if they use
it.
> A bubbler might also introduce other contaminents into the water
from
> the air, depending on the air in the immediate environment. I
don't
> know if you can filter out contaminents if the particles are very
> small, just like CS does not get filtered out.
> My feeling is to go with a stirrer if you can, and if not, try not
to
> worry about it.
>
> --- In silverdatawebsite@yahoogroups.com, "Paul Holloway"
> <experiences@b...> wrote:
> >
> > I'm having a debate on another list about stirrers as compared to
> bubblers.
> > I use an airstone in my system, 32v DC, limited to 1mA and I am
very
> happy
> > with the CS I produce. I don't see why I should change to a
stirrer.
> >
> > My opponent says that bubblers dissolve 'other gases' in the CS,
> forming
> > nitric acid (!), that bubbling oxygen through the solution will
speed
> > oxidation of the electrode, and that it doesn't decrease the grey
> sludge. I
> > can see that dust and spores might be a concern, but I filter my
CS,
> so I'm
> > not too worried about that.
> >
> > Any comments?
> >
> > Paul H
> >
>