Beer glossary

Fermentation

Fermentation is the process in the fermenting vat when the yeast added to the wort converts maltose into alcohol, carbonic acid, and aromatics.

Fermentation cellar

The main fermentation takes place in the fermentation cellar. The yeast added to the wort converts maltose into alcohol and carbonic acid. The ideal temperatures for this process are 4–20 °C. Depending on the beer type, the main fermentation takes about two to nine days.

Fermenting vat

Fermentation takes place in the fermenting vat.