How do you spell Cupel
Available Definitions:
1) n. - A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
2) v. t. - To refine by means of a cupel.
Available Definitions:
1) n. - A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
2) v. t. - To refine by means of a cupel.
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