Assertion: cerium | /r/ObjectUse | used in metallurgy
Facets:
value: in making aluminium alloys
type: PURPOSE
Source sentences:
text: In metallurgy: Cerium is used in making aluminium alloys and some steels and irons.
text: In metallurgy: Cerium is used in making aluminium alloys.
text: In metallurgy: Cerium is used in making aluminum alloys.