| 单词 | friction-powder |
| 释义 | > as lemmasfriction-powder friction-powder n. (see quot.). ΘΚΠ the world > matter > chemistry > organic chemistry > organic compounds > [noun] > other organic compounds > others fat1539 nitromannite1857 friction-powder1864 nitramidin1866 nitroform1866 phenyl brown1875 ketide1907 tetryl1909 cyclonite1923 pentryl1933 1864 Webster's Amer. Dict. Eng. Lang. Friction powder, a composition of chlorate of potash and antimony, which readily ignites by friction. < as lemmas |
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