Subject: Re: Hydrometer calibrations
Date: 1989-08-18 18:32:57 GMT
> From: roberts%studguppy@LANL.GOV (Doug Roberts @ Los Alamos National Laboratory)
> My (cheap little) hydrometer
> doesn't say if the alcohol percentages are by weight or volume.
> However, since the specific gravity of a liquid is defined as the
> ratio of it's density with respect to pure water, I would think that
> the alcohol percentages would be weight percents.
Not necessarily so. My hydrometer specifically says % alcohol by volume.
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