cupellation
Britishnoun
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the process of recovering precious metals from lead by melting the alloy in a cupel and oxidizing the lead by means of an air blast
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the manufacture of lead oxide by melting and oxidizing lead
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This process is called cupellation, from being performed in a small crucible called a cupell.
From Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry by Joseph Priestley
The history of cupellation is specially dealt with in note on p.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
It would seem scarcely necessary to add lead before cupellation.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
Except in one or two cases, where there is some doubt as to whether the author may not refer to the second variety of blast furnace, we have used "cupellation furnace."
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
If this be the case, then cupellation was practised in 2500 B.C.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
