What are the fermentation characteristics of beer?

Beer is different from other wines. Compared with the single fermentation mode of other wines, beer has two fermentation modes. Top fermentation and bottom fermentation. The so-called top fermentation. During the fermentation of beer fermented by this yeast, a large number of bubbles accumulated on the liquid surface for fermentation. The beer fermented in this way is suitable for the high temperature environment of 16-24℃, and the beer will continue to ferment in the bottle after bottling.