Vorrede.

as when they are sold when the grapes are ripe and everyone has new wine themselves.

NB. For this work, however, a special ingenious instrument belongs, with which one can quickly ferment and clarify the fermenting musts. And there are otherwise many more useful advantages to be had with concentrated musts, which are unnecessary to set down here. With concentrated beer, one has likewise many advantages, for one can always store eight tons of grain (when it is concentrated) in one ton and keep it, and one need not worry that his grain will become alive in the attic and fly out the window. Here it stays in the barrel, one can take it out after 10 or 20 years, and use it as one pleases. It provides much better, healthier, and more pleasant beer (for it is cooked long in the concentration) than the malt does. Whoever buys grain during cheap times, concentrates it, and stores it until expensive times, can win much from it, and