slag

slæɡ

3 definitions

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#1·6h ago

Waste material from a mine.

Origin: Borrowed from , slaggen, from , from , from , from + *-gô. Compare , since originally the splinters struck off from the metal by hammering, from *slagōn, from . Compare also , from . See also , , ; also compare. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).

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#2·6h ago

Scum that forms on the surface of molten metal.

2006, Melisa W. Lai, Michele Burns Ewald, Chapter 95: Silver, Martin J. Wonsiewicz, Karen G. Edmonson, Peter J. Boyle (editors), Goldfrank′s Toxicologic Emergencies, 8th Edition, [http://books.google.com.au/books?id=cvJuLqBxGUcC&pg=PA135…

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#3·6h ago

Impurities formed and separated out when a metal is smelted from ore; vitrified cinders.

: In Asia Minor and on islands in the Aegean Sea, dumps of slag (scum formed by molten metal surface oxidation) demonstrate that silver was being separated from lead as early as 5000 BC.

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