| 单词 | litharge of lead |
| 释义 | > as lemmaslitharge of lead a. Protoxide of lead (PbO) prepared by exposing melted lead to a current of air. †Also litharge of lead. ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > general formula AO > litharge litharge1322 litharge of goldc1400 litharge of silverc1400 spumec1400 foam of lead1538 silver-foam1565 plumbago1617 silver-glet1668 society > occupation and work > materials > derived or manufactured material > metal > other metallic materials > [noun] > litharge litharge1322 litharge of goldc1400 litharge of silverc1400 spumec1400 spume of argenta1533 foam of lead1538 silver-foam1565 plumbago1617 silver-glet1668 1322 in Wardr. Acc. Edw. II 23/20 Litarge 4d. per lb. c1386 G. Chaucer Canon's Yeoman's Prol. & Tale 222 Oure grounden litarge eek in the P[o]rfurie. 1477 T. Norton Ordinall of Alchimy iii, in E. Ashmole Theatrum Chem. Britannicum (1652) 41 Then we name it our grounde Litharge. 1563 T. Gale Certaine Wks. Chirurg. iv. ii. f. 48v Take Litarge of leide in fyne pouder. 1674 J. Ray Smelting Silver in Coll. Eng. Words 114 When the furnace is come to a true temper of heat the Lead converted into Litharge is cast off. 1707 tr. P. Le Lorrain de Vallemont Curiosities in Husbandry & Gardening 325 Lead being..burnt into Litargie, retakes also its first Form..if a Lixiviate Salt be..applied to it. 1758 A. Reid tr. P. J. Macquer Elements Theory & Pract. Chym. I. 389 Pure Lead, being exposed to a strong fire without any additament, turns to Litharge. 1860 G. W. S. Piesse Lab. Chem. Wonders 155 Put a few grains of litharge before the blowpipe flame. < as lemmas |
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