H2S Is quite nasty - it can damage your nervous system if you spend
all day breathing it in

(Not to mention the smell )

Dave

"billb" > wrote in message news:<cLOzc.24$8r5.22@fed1read03>...
> is the sulfate or sulfide whatever it is harmful to health in anyway?
>
> --
> billb
> "If you want to prove that god is not dead first prove that man is
> alive."
> "Zack S" > wrote in message
> om...
> > "Tom S" > wrote in message
> m>...
> > > "billb" > wrote in message
> > > news:Veszc.110$Gy.65@fed1read03...
> > > > I read that grape juice has all the nutrients yeast needs.
> > >
> >
> > The perfect grape will have the perfect nutrients for the perfect
> > yeast. Unfortunately little in the world is perfect and nutrient
> > hungry yeast stains will produce unintended by products if they are
> > deprived of specific nutrients. Among these is certainly Nitrogen,
> > which can be suplimented with DAP or with the amino acid content of
> > inactivated yeast hulls (ghosts). The best solution would be a mix
> of
> > both, because it both will provide nutrient and the yeast hulls
> will
> > also absorb toxins and pull them to the bottom of the fermenter.
> > In the future it is prudent to add at 1/3rd sugar depletion a
> > "complete" nutrient (Fermaid K, Super food) that contains DAP as
> well
> > as essential vitamins like Pentothenic acid and Thiamine which are
> > proven to avoid H2S production. These nutrients also reduce the
> risk
> > of stuck ferments.