Assertion: bromine | /r/IsA | hazardous substance
Facets:
value: extremely
type: DEGREE
value: in the united states
type: LOCATION
Source sentences:
text: Bromine is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. 11002), and is subject to strict reporting requirements by facilities which produce, store, or use it in significant quantities.