... for metalworking around the place that I could use if it s practical. ... That ll be fine, Dave. You don t need much. Google the yeast requirements reMessage 1 of 20 , Nov 27, 2006View Source--- In Distillers@yahoogroups.com, "Dave" <dheimer@...> wrote:
>for metalworking around the place that I could use if it's practical.
> Yo' List,
> Has anybody tried aerating with oxygen? I have a tank that I use
>That'll be fine, Dave. You don't need much. Google the yeast
> L8TER, Dave H.
requirements re oxygen vs growth. It ain't much.
Andrew, thanks for that info about the air pumps.Message 1 of 20 , Nov 27, 2006View SourceAndrew, thanks for that info about the air pumps.
--- In Distillers@yahoogroups.com, "Andrew" <andrewm1973@...> wrote:
> > mavnkaf wrote:
> > <snip cost of turbos>
> > Can you tell me what sort of air pump
> > that would work for a 23/25 L sugar
> > wash to a 50 L sugar wash?
> I just use a high flow aquairium pump.
> I would guess it would be good for a
> few extra centimeters of depth that a
> 50 liter drum would show it.
> It cost about $50 from a local pet shop.
> Other lower flow rate ones can be had for
> < $20.
> The cheap ones like mine are diagphrams.
> More serious aquarium stores sell other
> fish tank pumps that are rotary pumps
> but I dont think reliabilty is an issue
> for us so cheap is best.
> I use a stainless steel air stone that
> I got from a local pet shop as well.
> > Also, can pre/post or both aerating
> > speed up a turbo sugar wash, or attain
> > a better forment?
> The aeration is to aid the yeast in
> reproducing. When you pitch in a small
> amount of yeast you want to grow the
> population up to a larger number.
> I think (and could quite possibly be
> wrong) that the turbos add that many
> yeasty beasties that they don't realy want
> to reproduce much because they are already
> over crowded.
> Some more of that here-say I have heard
> claimed that the rehydrated yeast that
> have spent months dried out in a packet
> are not 100% tip top condition. However
> the children of those dried out ones
> should be healthy and capable (as long
> as the parent cells had food/nutrients)
> That is why you don't pitch large
> amounts of yeast but a smallish amount
> and aerate to grow the population.
> Feel free to burn me for being an idiot
> Harry :D
I use an airstone running off an oxy-acetylene welding torch, to introduce oxygen to the wood-aging process, and sometimes for boosting the yeast- breedingMessage 1 of 20 , Nov 29, 2006View SourceI use an airstone running off an oxy-acetylene welding torch, to introduce
oxygen to the wood-aging process, and sometimes for boosting the yeast-
It may not be the most efficient way, but I already HAVE the oxyacetylene
gear, and it's within a torch-hose length of my brewing area.
Works great for me.
Zymurgy Bob, a simple potstiller
>From: "Dave" <dheimer@...>_________________________________________________________________
>Subject: Re: [Distillers] Looking for tidier wash - was - Re: amonia
>Date: Mon, 27 Nov 2006 08:34:38 -0500
>Has anybody tried aerating with oxygen? I have a tank that I use for
>metalworking around the place that I could use if it's practical.
>L8TER, Dave H.
Share your latest news with your friends with the Windows Live Spaces