Assertion: boron's number | /r/CapableOf | produce many boron-type additives
Facets:
value: for grease applications
type: PURPOSE
value: for engine
type: PURPOSE
value: for gear
type: PURPOSE
value: since that time
type: TEMPORAL
Source sentences:
text: Since that time, a number of additive companies and internal oil company labs have produced many boron-type additives for gear, engine, and grease applications.