Assertion: beryllium's conductivity | /r/HasProperty | excellent thermal
Facets:
Source sentences:
text: Beryllium has excellent thermal conductivity, is nonmagnetic, it resists attack by concentrated nitric acid.
text: It has excellent thermal conductivity, is nonmagnetic, it resists attack by concentrated nitric acid and at standard temperature and pressures beryllium resist oxidation when exposts to air.