Assertion: osmium | /r/ObjectUse | used in application
Facets:
Source sentences:
text: Used in applications where materials need to be hard, durable and have an extreme temperature range (Osmium has the 4th highest melting point at 3033 oC).
text: It was a hard, brittle, bluish-white transition metal that was utilized in applications where extreme durability and hardness were needed.