Almost sounds as though contaminated with xylene...you may need to have
a professional come out and do a pm and then make sure that it gets
proper daily , weekly and monthly maintenance done. We had the same
problem too and found that some people were not doing proper
maintenance.
-Original
Maria
Readings on hydrometers are normally calibrated to read 100% at a temp usually
lower than room temp. I think something like 59-60F. To use an hydrometer you
need to also know the room temperature and there is a formula for you to use to
calculate the real percentage of alcohol. If