| 单词 | fining agent |
| 释义 | > as lemmasfining agent fining agent n. a substance used to clarify a liquid; spec. (a) a substance used to remove organic compounds from a liquid, esp. beer or wine, to improve the clarity or taste; (b) a substance used to remove oxygen bubbles from molten glass.Fining agents used in the production of beer, wine, etc., promote flocculation of the organic compounds to be removed, while fining agents used in the production of glass cause the bubbles to rise to the surface of the molten glass or to shrink and be reabsorbed. ΚΠ 1843 J. Pereira Treat. Food & Diet i. ii. 103 Gelatine (in the form of isinglass principally) is employed as a clarifying, clearing, or fining agent, for coffee, wines, beer, &c. 1921 Glass Industry Oct. 251/1 The use of arsenic as a fining agent is based on the fact that this substance vaporizes rapidly. 1970 Trends in Usage Antimony (National Materials Advisory Board) iv. 47 An estimated 1, 200, 000 pounds per year of antimony oxide and 900, 000 pounds of sodium antimonate are used in the glass industry, primarily as a ‘fining agent’. 2014 Daily Tel. (Nexis) 3 May (Features section) 7 Wines produced from the 2012 vintage onwards that are made using milk or egg-derived fining agents must say this on the label. < as lemmas |
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