A criticality accident occurred at Los Alamos National Laboratory on 21 August 1945 when Harry K. Daghlian, Jr. accidentally dropped a tungsten carbide brick onto a plutonium sphere, causing the subcritical mass to go supercritical with the reflected neutrons.
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English guitarist Martin Simpson is known to use a custom made tungsten carbide guitar slide.
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Roller skiing emulates cross country skiing and is used by many skiers to train during warm weather months.
Tungsten semicarbide WC2, a chemical compound of tungsten and carbon
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