quick vinegar

English

Noun

quick vinegar (uncountable)

1. Vinegar made by allowing a weak solution of alcohol to trickle slowly over shavings or other porous material.
   • 1848, Andrew Ure, “On Acetic Acid”, in Pharmaceutical Journal‎^[1], volume 7, page 330:

     Dr. Kastner prescribes the following manner of making a malt wine for the quick vinegar process […]

   • 1905, Bertram Blount, Chemistry for Engineers and Manufacturers‎^[2], page 236:

     In the other, a large surface of the liquid is exposed to the air, which is cause to circulate over it, so that the process is completed in a far shorter time, on which account it is called the "quick vinegar process."

   • 1914, William Theodore Brannt, A Practical Treatise on the Manufacture of Vinegar‎^[3], page 39:

     His experiments proved successful, and soon after the quick vinegar process was generally adopted.