Assertion: bottle's bpa | /r/ObjectUse | used in the u.s.
Facets:
value: since the 1950s
type: TEMPORAL
Source sentences:
text: BPA has been used in the U.S. since the 1950s, but because of a growing concern from consumers regarding its safety, the chemical was phased out of use by the industry," says Dr. Whitney Christian, a health scientist for Cardno ChemRisk.