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To Improve Alcohol Vinegar

Alcohol Vinegar. table use; but a little acetic ether added to it less proportion will produce a pale green color. Chloride of barium testifies the presence of renders it agreeable. Raw spirits containing some fusel oil produce a more pleasantly the same acid by forming a heavy white preproduce a more pleasantly the same acid by forming a heavy white preflavored vinegar than refined spirits; hence cipitate; each grain of this precipitate, after being dried and gently ignited, represents refined spirits; hence cipitate; each grain of this precipitate, after a few drops of fusel oil added to rectified being dried and gently ignited, represents spirits, in making the wash for vinegar, im- .344 grain of dry sulphuric acid; and if the proves its aroma. A little oil of cloves or precipitate from 1000 grains of vinegar exceed butyric ether added in the same manner im- 2½ grains, it contains an undue proportion of proves its flavor. A very small quantity of sulphuric acid.

If a solution of nitrate of silver gives a cider vinegar gives a large quantity of whiskey vinegar a pleasant flavor. An infusion of cloudy white precipitate, hydrochloric acid is present. . An infusion of cloudy white precipitate, hydrochloric acid is chicory is sometimes added to high wine vineadded to high wine vine- present. gar, to give it the color of cider vinegar. cider vinegar.

If, after the addition of 2 or 3 grains carbon- 1744. To Keep Up a Constant Supply ate of potash, and evaporation of the sample of Cheap Vinegar. A supply of vinegar to dryness, the residuum deflagrates when ignited, the sample contains nitric acid. A supply of vinegar to dryness, the residuum deflagrates when can be kept constantly on hand by retailers in ignited, the sample contains nitric acid. 1749. To Strengthen Weak Vinegar. the following manner:

Before a barrel is quite sold out, fill up the barrel with 1 gallon mo- If in pickles, turn it off, heat it scalding hot, lasses to every 11 gallons soft water. This put it in the pickles, and when lukewarm, mixture will become good vinegar in about 3 put in a small piece of alum the size of a filbert, and a brown paper 4 inches square, wet good vinegar in about 3 put in a small piece of alum the size of a weeks-and can be treated in its turn in the filbert, and a brown paper 4 inches square, wet same way. Where less than a barrel a week with molasses. If it does not grow sharp in 2 weeks it is past recovery, and must be than a barrel a week with molasses.

If it does not grow sharp in Or , freeze it and remove the is used, 3 barrels thus treated and used in ro- thrown away. Or, freeze it and remove the treated and used in ro- 2 weeks it is past recovery, and must be tation, will be sufficient to keep up a perpetual thrown away. supply. If the barrels stand on erd, there ice which forms on the surface. The water must be a hole made in the top, protected of the vinegar alone freezes, leaving the acetic with gauze to keep out insects. If standing acid in solution in the remaining water. on the side, the bunghole must be left open Vinegar. The hydrometer is not to be 1750. To Determine the Strength of must be left open 1750. To Determine the Strength of Vinegar. The hydrometer is not to be and similarly protected . 1745. To Make Vinegar in Three much relied on in testing the strength of vinetesting the strength of vine- Weeks. Mix in the following proportions: gar. The simplest test is to take a fragment 1 quart molasses, 1 pint yeast to 3 gallons of fine marble, weigh it and suspend it by a warm rain water. Put the mixture into a keg thread in a known measure of vinegar until all action ceases and the liquid has no longer a the mixture into a keg thread in a known measure of vinegar until all or barrel with the bunghole open, but protectopen, but protect- action ceases and the liquid has no longer a ed with gauze against insects. sour taste. Take out the marble, wash and