Assertion: cobalt | /r/HasProperty | active
Facets:
value: extremely
type: DEGREE
value: chemically
type: MANNER
Source sentences:
text: Cobalt is chemically active in that it readily combines with other elements to form many different compounds.
text: Chrome and rutile have not melted, copper and cobalt are extremely active melters.
text: Cobalt is the main active material that gives this battery character.