slag

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slag:

see metallurgymetallurgy
, science and technology of metals and their alloys. Modern metallurgical research is concerned with the preparation of radioactive metals, with obtaining metals economically from low-grade ores, with obtaining and refining rare metals hitherto not used, and with the
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.

slag

[slag]
(metallurgy)
A nonmetallic product resulting from the interaction of flux and impurities in the smelting and refining of metals. Also known as bloom.

slag

A grayish aggregate left as a residue of blast furnaces; used as surfacing on built-up roofing and in manufactured products such as slag cement and slag wool. Also see blast-furnace slag.

slag

1. the fused material formed during the smelting or refining of metals by combining the flux with gangue, impurities in the metal, etc. It usually consists of a mixture of silicates with calcium, phosphorus, sulphur, etc.
2. a mass of rough fragments of pyroclastic rock and cinders derived from a volcanic eruption; scoria
References in periodicals archive ?
The name came from The Springfields' song, Island Of Dreams and not from, as I thought, Slaggy Island.
Slag heaps, the waste product of the iron and steel works, used to surround South Bank, earning it the fond nickname Slaggy Island.
South Bank has been an inspiration for some of Vin's music and in 1969 he wrote a song called Slaggy Island Farewell about the fact parts of the old area were being demolished.
In the shadow of Dorman Long in Slaggy Island South Bank, the nickname told it as it really was in these parts.
A SIGN at the junction of Normanby Road and Trunk Road, South Bank, was there for years and always made me smile as I made my way to Asda, travelling through South Bank (or Slaggy Island, as it was known to the people who lived there).
A YOUNG lady from Guisborough writes to tells us that she really enjoyed reading Remember When, published on Saturday, April 5, 2008 - in particular, the Tales from Slaggy Island, Wartime Grangetown and Remembering Grangetown.
South Bank may be known as a small industrial town, a dirty, smelly, slaggy town, but oh what a town.
Organisers of the Slaggy Island Reunion 2007 are hoping for a big turn-out of past and present residents.