Assertion: sodium fluoride | /r/ObjectUse | used in the united states
Facets:
value: widely
type: DEGREE
value: for control of larvae
type: PURPOSE
Source sentences:
text: About 90% of the sodium fluoride used in the United States comes from FSA.
text: Sodium fluoride is a crystalline mineral once widely used in the United States for control of larvae and crawling insects in homes, barns, warehouses, and other storage areas.