| http://www.w3.org/ns/prov#value | - -------------------------| |BN |F12-28 |-90 |83.1 |86.0 |2.9 |1.20|12.0 | |----------------------------------------------------------| |BN |F12-29 |-60 |56.0 |58.1 |2.10 |0.52|5.2 | ------------------------------------------------------------ Tungsten is used to make tungsten carbide and other hard metals that are critical for industrial metal fabrication, rock drill bi
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