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spirits of salt

British  

noun

  1. (functioning as singular or plural) a solution of hydrochloric acid in water

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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To remove Corns.—Get four ounces of white diachylon plaster, four ounces of shoemaker's wax, and sixty drops of muriatic acid or spirits of salt.

From The Ladies' Book of Etiquette, and Manual of Politeness A Complete Hand Book for the Use of the Lady in Polite Society by Hartley, Florence

This primordial acid is more or less mixed with earthy matter in all actual acids; it is very pure in spirits of salt.

From Heroes of Science Chemists by Muir, M. M. Pattison (Matthew Moncrieff Pattison)

Paper or parchment may be stained of a green colour, by gradually dissolving some copper filings in aqua-fortis, or the spirits of salt, putting in the filings till the ebullition ceases.

From The Cook and Housekeeper's Complete and Universal Dictionary; Including a System of Modern Cookery, in all Its Various Branches, Adapted to the Use of Private Families by Eaton, Mary, fl. 1823-1849

Get four ounces of white diachylon plaster, four ounces of shoemaker's wax, and sixty drops of muriatic acid or spirits of salt.

From Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 by Burroughs, Barkham

The alchemists called this volatile liquid, which they obtained from wine, "spirits of wine," just as they called hydrochloric acid "spirits of salt," and as we, to this day, call refined turpentine "spirits of turpentine."

From Critiques and Addresses by Huxley, Thomas Henry