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2005-08-11 09:10 Splarka 1200×500×8 (97918 bytes) Solid tungsten carbide (PCB bits). To the left are samples of the major elemental constituents, a tungsten rod and a carbon rod. {{PD-user|Splarka}}
Captions
Solid tungsten carbide (PCB bits) and to the left are samples of the major elemental constituents, a tungsten rod and a carbon rod.