What Ingredients are in Beer?What is beer made of? This is one of the most commonly asked questions aspiring home brewers have and thankfully it’s one with a nice simple answer.There are 4 main ingredients in beer: hops, grains or malt extract (depending on which method you’re using), yeast and wate

1. In terms of the thickness of the inner liner, if the inner liner is too thin, under the repeated action of the heat and cold of the wine, the thermal expansion and contraction of the welding seam will easily open and leak. If such a problem occurs, on the one hand, it will affect the brewing, and