Assertion: lubricant's oil | /r/ObjectUse | used as lubricant
Facets:
value: in manufacturing
type: LOCATION
value: often
type: TEMPORAL
Source sentences:
text: Can Natural Oils Be Used As A Lubricant?
text: For this reason, oil is often used as a lubricant.
text: Oil is not only used as a lubricant in manufacturing.
text: Neatsfoot oil of the highest grade is used as a lubricant.