The hydrometer, a mystical object
If one asks a hobby brewer about analytics of beers brewed in the domestic brew vessel, the so-called hydrometer is, first and foremost, always the measuring instrument of choice. Consequently, brewers should be familiar with the basics of this measurement method and be able to use this measuring device properly. Taking the measured values, it is possible to get a general overview of the analytical parameters of a beer by making a rough calculation.