Assertion: tungsten's density | /r/HasProperty | melting point
Facets:
Source sentences:
text: Density, 19.3 g/cm3; melting point, 3410° + 20° C; boiling point, 5900° C. Thermal conductivity (cal/cm - sec - ° C), 0.31 at 20° C and 0.26 at 1300° C; specific electrical resistance (ohms · cm