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Black Powder Composition in Mining by ScribdTranslations is a document available to read on EtoBox.
Black powder is an explosive composed of potassium nitrate, charcoal, and sulfur. It is mainly used in mining and was replaced by smokeless powders in the late 19th century. Black powder is less powerful than modern powders and produces a lot of smoke during combustion. It contains instructions for homemade black powder preparation by mixing and grinding its ingredients in a ball mill.
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