Recent Examples on the WebOne of the revolver’s chambers was empty, and officers found an expended percussion cap.—Los Angeles Times, 28 Jan. 2022 Oxygen generators use a chemical reaction initiated by a percussion cap.—John Cox, USA TODAY, 4 Dec. 2020
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'percussion cap.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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