Brewing much studied, the preservative nature of the soft resins is not yet fully understood, though it has been observed that unless stored at a cool temperature, the preservative nature will decrease. Brewing is the sole major commercial use of hops. Yeast is the microorganism that is responsible for fermentation in beer. Yeast metabolises the sugars extracted from grains, which produces alcohol and carbon dioxide, and thereby turns wort into beer. In addition to fermenting the beer, yeast influences the character and flavour. The dominant types of yeast used to make beer are "Saccharomyces cerevisiae", known as ale yeast, and "Saccharomyces
Jacob Leinenkugel Brewing Company opened in 1986 by G. Heileman Brewing Company for the Blatz label. It was purchased by Leinenkugel in 1995. It produces Leinenkugel's Big Eddy ale line, a series of seasonal, high alcohol beers. Jacob Leinenkugel Brewing Company The Jacob Leinenkugel Brewing Company (), doing business as Leinenkugel's, is an American beer maker based in Chippewa Falls, Wisconsin. Leinenkugel was historically distributed only in the Upper Midwest, but is now available throughout all 50 states. The company is the seventh oldest brewery in the United States, and the oldest business in Chippewa Falls. It is a subsidiary of MillerCoors. The brewery