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Definitions

from The Century Dictionary and Cyclopedia

  • n. A method of etching marks or names on steel tools, consisting in coating the part to be marked thinly with tallow or beeswax, making the desired marking with a sharp-pointed instrument through this coating, and applying nitric acid. After a few minutes, the acid and tallow are washed off, and the marks are found to show clearly on the steel.

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