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
The Lembeck and Betz Eagle Brewing Company brewery closed during Prohibition. The facility was later sold and converted into a refrigeration plant. In 1984, the area was designated the Lembeck and Betz Eagle Brewing Company District on the National Register of Historic Places. The brewery buildings were demolished in 1997. The Lembeck and Betz Eagle Brewing Company The Lembeck and Betz Eagle Brewing Company was founded in 1869 by Henry B. Lembeck and John F. Betz in Jersey City, in Hudson County, New Jersey, United States. The brewery, bounded by 9th, 10th, Grove, and Henderson streets in downtown Jersey City, developed into one of the most famous,