My dad bought me a hydrometer and then left the country. Now I don't know how to read all measurements. 1st scale: 1-13% (I presume this is the potential alc scale) 2nd scale: 1-26 3rd scale: 1-28 ...
I want the answers to be geared towards meads/wines if possible. There seems to be so many things to measure. Which are the ones that really matter? I've started spending a lot of time taking all ...