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Gunpowder, also known as black powder to distinguish it from modern smokeless gunpowder, is the earliest known chemical explosive. It consists of a mixture of sulfur, ...
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MINING . This page primarily focuses on metallurgical mining, though many of the terms, processes, and concepts are the same within the non-metallurgical extraction ...
Some basic definitions used in cement and concrete. A few useful basic definitions follow, since the meanings of the words 'cement' and 'concrete' are rather blurred ...
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Mineral processing is a major division in the science of Extractive Metallurgy. Extractive metallurgy has been defined as the science and art of extracting metals ...