Assertion: lubricant | /r/ObjectUse | used in metalworking
Facets:
Source sentences:
text: His first serious business venture in Japan, a factory producing cutting oil, a lubricant used in metalworking, was destroyed in an Allied bombing raid during World War II.
text: His first serious business venture in Japan, a factory producing cutting oil, a lubricant used in metalworking, was destroyed in an Allied bombing raid during World War II.