| 单词 | blue oil |
| 释义 | > as lemmasblue oil blue oil n. [in sense (a) after German Kyanol kyanol n. (F. F. Runge 1834, in Ann. der Chem. u. Pharm. 31 65), so called with reference to the violet-blue colour of its salts)] now rare (a) = aniline n. 1; (b) a form of paraffin oil, esp. that from which the heavier components have been removed. ΘΚΠ society > occupation and work > materials > derived or manufactured material > extracted or refined oil > [noun] > distilled or refined mineral oils > paraffin oils petroleum1526 petroline1831 blue oil1835 paraffin1851 kerosene1854 photogen1856 1835 Rec. Gen. Sci. 1 48 Cyanol (blue oil) is a volatile substance, almost destitute of any peculiar smell. 1885 Encycl. Brit. XVIII. 242/2 The oil from which hard and soft paraffin are separated..exhibits a blue fluorescence, and is hence called blue oil. 1910 F. C. Garrett in W. A. Davis & S. S. Sadtler Allen's Comm. Org. Anal. (ed. 4) III. 18 The heavy oil is cooled slowly..and pressed at 60°F., giving a solid paraffin (‘hard scale’) and ‘blue oil’. 1930 Brit. Med. Jrnl. 7 June 1046/1 Shale (blue) oil. 2012 R. P. Pohanish Sittig's Handbk. Toxic & Hazardous Chemicals & Carcinogens (ed. 6) 226/2 Aniline... Synonyms: Aminobenzene; Aminophren..Blue oil. < as lemmas |
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