单词 | bone naphtha |
释义 | > as lemmasbone naphtha bone naphtha n. now rare or disused a dark, viscous liquid containing nitrogenous organic compounds, obtained by distilling animal bones; cf. bone oil n. ΚΠ 1866 H. Watts Dict. Chem. IV. 2 Bone Naphtha, Bone oil, Dippel's animal oil.., consists chiefly of a mixture of hydrocarbons which have not yet been investigated with certain volatile bases. 1884 Encycl. Brit. XVII. 175/1 Bone naphtha, or bone oil, known also as Dippel's animal oil, is a most offensively smelling product of the distillation of bones in the preparation of animal charcoal. 1935 Oil, Paint & Drug Reporter 7 Jan. 41/3 Greases..; bone naphtha. < as lemmas |
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