What is the scoria of a volcano. Slag furnace, or Slag hearth (Metal.), a furnace, or hearth, for extracting lead from slags or poor ore. -- Slag wool, mineral wool. See under Mineral called?
slag — The scoria of a volcano. Slag furnace, or Slag hearth (Metal.), a furnace, or hearth, for extracting lead from slags or poor ore. -- Slag wool, mineral wool. See under Mineral. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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