Refrigerated yeast and yeast are put into the fermenting tank for fermentation. Yeast together with sugar is formed during cooking to kind Liquor and CO2. Odor compounds for beer are also made by yeast in this era.Vì ?i?u ki?n khí h?u kh?c nghi?t, c?u ph?i t? khuy?n khích b?n thân b?ng cách áp d?ng l?i s?ng b?n n?ng, làm m?i th? c?n thi?t ??