| 单词 |
sulphuration |
| 释义 |
sulphuration Now rare or Obs.|sʌlfjʊəˈreɪʃən|
[f. sulphur v. or sulphurate v.: see -ation. Cf. F. sulfuration. (L. sulfurātio = vein of sulphur.)]
1. Anointing with sulphur. rare.
1713Bentley Rem. Freethinking §50 Charms, sulphurations, dippings in the sea.
2. Fumigation with sulphur; = sulphuring 2.
1791Hamilton Berthollet's Dyeing I. i. iii. x. 294 Sulphuration [is] exposure to the vapour of sulphur. 1839Ure Dict. Arts 1218 Sulphuration, is the process by which woollen, silk, and cotton goods are exposed to the vapours of burning sulphur, or to sulphurous acid gas. 1853R. Hunt Man. Photogr. 93 When the paper is nearly..dry, it must be exposed in a closed vessel to sulphuretted hydrogen gas... It is then a second time submitted to sulphuration. 1858[see sulphuring vbl. n. 2].
3. Combination with sulphur.
1796Kirwan Elem. Min. (ed. 2) II. 511 Pelletier says 100 parts Tin weigh after Sulphuration 116,5. 1826Henry Elem. Chem. I. 531 A sulphuret of the first degree of sulphuration. 1834Turner Chem. (1847) 425 The two lowest degrees of sulphuration, the tetrasulphuret and disulphuret.
4. Treating with sulphur, vulcanization.
1853Ure Dict. Arts (ed. 4) I. 366 The sulphuration of caoutchouc, a valuable invention. |
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