cupellation
noun
cu·pel·la·tion
ˌkyü-pə-ˈlā-shən 
-ˌpe-
: refinement (as of gold or silver) in a cupel by exposure to high temperature in a blast of air by which the unwanted metals are oxidized
Examples of cupellation in a Sentence
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The invention of cupellation some 3,000 years later allowed people to separate silver and gold from impure metals, releasing elements like copper, tin and lead, which became partly vaporized.
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Livia Gershon, Smithsonian Magazine, 17 Aug. 2021
As Rossella Tercatin reports for the Jerusalem Post, the team found that bones at the site started showing traces of pollution about 5,000 years ago, around the time people first began refining metals through a process known as cupellation.
—Livia Gershon, Smithsonian Magazine, 17 Aug. 2021
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Livia Gershon, Smithsonian Magazine, 17 Aug. 2021
As Rossella Tercatin reports for the Jerusalem Post, the team found that bones at the site started showing traces of pollution about 5,000 years ago, around the time people first began refining metals through a process known as cupellation.
—Livia Gershon, Smithsonian Magazine, 17 Aug. 2021
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“Cupellation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cupellation. Accessed 18 Nov. 2024.
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