| 单词 | black oil |
| 释义 | > as lemmasblack oil black oil n. (a) any of various dark-coloured oils; (in later use) spec. a heavy mineral oil used for lubrication and fuel; (b) oil obtained from the blubber of the black or right whale (genus Balaena). ΘΚΠ society > occupation and work > materials > derived or manufactured material > extracted or refined oil > [noun] > distilled or refined mineral oils > lubricating oils liquor1559 lubricant1828 machine oil1863 spindle oil1887 black oil1896 brick oil1898 Three-in-one1928 lube1956 1576 G. Baker tr. C. Gesner Newe Jewell of Health iii. f. 136 The blacke oyle is of great vertue in the ioynt sicknesse, euen lyke to a baulme. 1651 J. French tr. J. R. Glauber Descr. New Philos. Furnaces ii. 56 Then take out your Retort together with the black oyle, and pour upon it the Volatile spirit. 1790 Scots Mag. Dec. 586/1 He was aware that the black oil was comparatively of little value. 1832 Schoolmaster 6 Oct. 156/2 Black oil sells only at about half the price of the sperm oil. 1896 B. Redwood Treat. Petroleum II. ix. 532 Lubricating Oils..‘pale’ oils..‘black’ oils..‘compound’ oils. 1904 G. F. Goodchild & C. F. Tweney Technol. & Sci. Dict. 54/1 Black oils, mineral oils which have not been chemically purified. 1949 Our Industry (Anglo-Iranian Oil Co.) (ed. 2) 325 (Gloss.) Black Oils, a general term applied to the heavier and darker coloured petroleum products such as heavy diesel fuel, fuel oil and some cylinder stocks. 1954 C. R. Straubel in Whaling Jrnl. Capt. W. B. Rhodes p. xvi The oil of black whales was usually called ‘black oil’, not because the oil was black, but because of the colour of the whales producing it. 2007 Hydrocarbon Processing (Nexis) Feb. Demand for white-oil products (gasoline and diesel) is increasing at an all-time high, while the demand for black-oil products such as fuel oil is declining. < as lemmas |
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