It had simply served to reduce Kloomiria to a position where both sides were equal. "Victory" by Lester del Rey

Put twenty- six ounces of hops to as many gallons of water, boil it for two hours, or until you reduce the liquor to sixteen gallons; add malt and sugar in the proportion before mentioned, and mash your malt at the heat of one hundred and ninety degrees; let it stand two hours and a half, then strain it off, and add to the malt ten gallons more of water at the same degree of heat, and mash a second time; let it stand two hours, then strain it off as before; when your first mash is blood heat, or ninety- eight, put to it one gallon of the preceding substitute, mix it well, and let it stand ten hours; then take the produce of the second mash, and add it, at ninety- eight, to the rest, mix it well, and let it stand six hours, it will be then fit for use in the same manner, and for the same purposes as brewer's yest is applied; the advantages alleged in favour of this method are, that it will keep sweet and good longer than brewer's yest, and in any reason or temperature be fit for use. "The American Practical Brewer and Tanner" by Joseph Coppinger

All that can be done is to reduce the temperature of the water. "Photogravure" by Henry R. Blaney