One of the more common off flavors and appropriate flavors found in home brewing and Pro-brewing is the compound known as Diacetyl. This seemingly innocuous ketone can make or break a beer style. Although acceptable in many styles it is never acceptable at very high limits in any beer and its presen

Hops, a minor ingredient in beer, are used for their bittering, flavoring, and aroma-enhancing powers. Hops also have pronounced bacteriostatic activity that inhibits the growth of Gram-positive bacteria in the finished beer and, when in high enough concentrations, aids in precipitation of proteins.

There are several things that need to be looked into, when judging the quality of small beer equipment.