Assertion: cerium | /r/ObjectUse | used in alloy
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Cerium is sometimes used in alloys because it often makes the alloy more heat resistant.
text: Cerium is sometimes used in alloys because it often makes the alloy more heat resistant.
text: Cerium is used in alloys that are used to make permanent magnets.
text: Cerium is sometimes used in alloys because it often makes the alloy more heat resistant.
text: Cerium is used in alloys that are used to make permanent magnets.
text: Cerium is used in alloys that are used to make permanent magnets.