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单词 slag lead
释义

slag leadn.

Brit. /ˈslaɡ ˌlɛd/, U.S. /ˈslæɡ ˌlɛd/
Forms: see slag n.1 and lead n.1
Origin: Formed within English, by derivation. Etymons: slag n.1, lead n.1
Etymology: < slag n.1 + lead n.1
Now historical.
Lead obtained by resmelting the slag obtained from the initial smelting of lead ore. Cf. grey slag n. at grey adj. and n. Compounds 1c(a).
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society > occupation and work > materials > derived or manufactured material > metal > base metal > [noun] > lead > types of
pot lead1584
plumbagine1656
slag lead1668
work lead1800
Clichy1840
1668 W. Charleton Onomasticon Zoicon 294 Plumbum Nigrum,..Common Lead, & Slagg Lead.
1730 Philos. Trans. 1729–30 (Royal Soc.) 36 32 This Slag is afterwards smelted again,..and the Lead obtained from it is called Slag-lead.
1858 W. Greener Gunnery in 1858 436 Slag-lead is lighter than other lead, but it is much harder.
1989 D. Kiernan Derbyshire Lead Industry in 16th Cent. iv. 133 Over the five year period of the Rowsley accounts slag lead made up some 6 per cent of the total lead output.
This entry has been updated (OED Third Edition, June 2020; most recently modified version published online June 2022).
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n.1668
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