Background for cupelling
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cupelling

/ˈkjuːpəlɪŋ/ /ˈkʌpəlɪŋ/

Meanings
verb
To refine by means of a cupel.

Examples :

"The assayer was cupelling the gold ore to remove any lead impurities. "
chemistry material process science industry

Related Words

Illustration ore

ore noun

/ɔː/ /ɔɹ/

Rock or other material that contains valuable or utilitarian materials; primarily a rock containing metals or gems for which it is typically mined and processed.

"The miners extracted iron ore from the deep underground mine. "

Illustration any

any adverb

/ˈæni/ /ˈɛni/

To even the slightest extent, at all.

"I will not remain here any longer."

Illustration to

to adverb

/tʉː/ /tuː/ /tu/

Toward a closed, touching or engaging position.

"Please push the door to."

Illustration impurities

impurities noun

/ɪmˈpjʊərətiz/ /ɪmˈpjʊərəɾiz/

The condition of being impure; because of contamination, pollution, adulteration or insufficient purification.

"Even animals in the Jewish system cause impurity only when they are dead."

Illustration cupel

cupel noun

/ˈkjuːpəl/

A small circular receptacle used in assaying gold or silver with lead.

"The assayer carefully placed the molten alloy in the cupel to separate the pure gold from the lead. "

Illustration the

the adverb

/ði/ /ˈðiː/

With a comparative or with more and a verb phrase, establishes a correlation with one or more other such comparatives.

"It looks weaker and weaker, the more I think about it."

Illustration refine

refine verb

/ɹɪˈfaɪn/

To purify; reduce to a fine, unmixed, or pure state; to free from impurities.

"to refine gold"

Illustration gold

gold noun

/ɡɒʊld/ /ɡoʊld/

A heavy yellow elemental metal of great value, with atomic number 79 and symbol Au.

"My grandmother's antique necklace was made of solid gold. "

Illustration by

by noun

/baɪ/

A flying insect, of the clade Anthophila within the hymenopteran superfamily Apoidea, known for its organised societies (though only a minority have them), for collecting pollen and (in some species) producing wax and honey.

"The bee diligently collected pollen from the flowers. "

Illustration lead

lead noun

/lɛd/ /liːd/ /lid/

A heavy, pliable, inelastic metal element, having a bright, bluish color, but easily tarnished; both malleable and ductile, though with little tenacity. It is easily fusible, forms alloys with other metals, and is an ingredient of solder and type metal. Atomic number 82, symbol Pb (from Latin plumbum).

"The plumber used lead pipes for the old house's water system. "

Illustration remove

remove noun

/ɹɪˈmuːv/

The act of removing something.

"The removal of the old furniture was a big project for the family. "

Illustration means

means verb

/miːnz/

To lament.

"The student means their lost homework, feeling very sad about the missing paper. "