Assertion: manganese | /r/ObjectUse | used as a starting material
Facets:
value: sometimes
type: TEMPORAL
value: in the production of soft ferrites
type: PURPOSE
Source sentences:
text: Mn 3 O 4 is sometimes used as a starting material in the production of soft ferrites e.g. manganese zinc ferrite, and lithium manganese oxide, used in lithium batteries.
text: Mn 3 O 4 is sometimes used as a starting material in the production of soft ferrites e.g. manganese zinc ferrite, and lithium manganese oxide, used in lithium batteries.