Main fermentation, also known as pre fermentation, or fermentation for short, is the main stage of beer fermentation. Its main content is to ferment wort mainly composed of maltose with beer yeast to produce alcohol, CO2 and a series of other by-products to form the main components of beer. Taking t

Beer fermentation is a core part of the beer brewing process. The fermentation process usually manifests itself in four phases: lag phase, active phase, resting phase and conditioning phase. As a professional brewer, you should effectively control all aspects of fermentation so that beer can be prod