One is to understand that the basic principle of foam formation is that bubbles are formed under the action of gas due to the different surface tension of different components in the liquid.When a liquid with high surface tension encounters a gas, the film formed will not easily break. The gas is wr

The national standard stipulates that beer has a shelf life of 4 months. Under normal circumstances, bottled beer is within half a year and canned beer is within 1 year.Beer within the shelf life is generally a qualified product. Nowadays, the shelf life of many home-brewed beer equipment manufactur

The saccharification yield refers to the percentage of leach in the wort and the saccharification feed at the end of boiling of home-brewed beer equipment. It is one of the important indicators to judge the saccharification work.Its value is generally between 74% and 79%. This value should be as hig