The taking of foam or Charmat Method is the second fermentation in autoclave that makes the wine sparkling, because of the carbon dioxide generated by the yeasts.
提取泡沫或罐式香槟法是在高压炉里的第二次发酵，能够使酒起泡沫，因为酵母产生了二氧化碳。
2
Introduce effect and control method of foam on industry fermentation based on formation, perishing and growing rule of the foam, put forward measures of controlling the foam.