The flocculation of protein and polyphenol molecules during wort cooling.

The cones or flowers of the female Humulus lupulus

The specific gravity of beer after fermentation is completed. Also called final gravity.

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The embryonic barley plant which grows inside the husk during germination.

Any unmalted grain used as a source of sugar in brewing.

Beer made with ale yeast (Saccharomyces cerevesia), often with a fruity aroma caused by fermenting at warmer temperatures.

A sticky, bitter resin found in hops, which imparts bitterness to the finished beer.

Any enzyme which breaks the bonds that hold starch molecules together.

The overall look of a particular beer sample.