Re: [Distillers] Re: For Critique
- --- Harry <gnikomson2000@...> wrote:
> --- In Distillers@yahoogroups.com, Trid <triddlywinks@...> wrote:I follow.
> > Bwuh? We *are* comparing the density to water.
> >>>>>>>No we're not. In a finished product, we're measuring the
> ratio of the ethanol in a liquid that contains some ethanol (amount
> as yet unknown) to the known SG or density of PURE ETHANOL, not
> water. This resulting figure is the Alcohol By Volume not the water
> by volume. The other liquids/substances in the sample could be many
> things besides water.
> Alcoholmeters are calibrated to pure ethanol at 20°C. Hydrometers
> are calibrated to pure water at 4°C. See the difference? Even
> though technically they are both hydrometers. All that name means
> is a closed tube that floats.
The basis for my angle was that (at least as far as I understand) our resultant
distillate is by a vast majority a mixture of ethanol and water.
> >>>>>>>>>>>You won't get meaningful measurements, because the two...and this I understand...now :) I'm gonna blame thissun on lack of sleep.
> instruments are calibrated to different pure substances at different
> base temperatures.
> >>>>>>>>>>>>>I know what you mean, and what you're trying toCheck.
> achieve. But it can only be at best a broad approximation, not an
> accurate measurement, for the reasons stated above.
> Buy an...as Mr. Google also revealed :)
> alcoholmeter. They're not much more expensive than a fermentation
> Then check your measurements using both. You'll seeVery good point...I'm actually quite interested in checking that out. I'd like
> big differences as the percentage of ethanol reduces.
to see how far off I am and where my assumptions fall off.
> And theThanks again for the perspective.
> comparison scale isn't linear, either. That's why it's impossible
> to produce a chart to swap between one and the other.
-back to slee...ZZzzZzZZzzzzzz...
- Random thought as I spied a bag of bulk cous-cous that's gone unused for nearly
Are the starches in pasta readily convertable with a little 6-row? Anybody
ever try? I'm going to take a stab at it...meanwhile, if I'm making a horrible
mistake here, please feel free to point, giggle, and sooner or later let me