Assertion: fire extinguisher's chemical | /r/MadeOf | bromine
Facets:
Source sentences:
text: Manufacturers have introduced new families of chemicals containing no chlorine or bromine, called hydrofluorocarbons (HFCs),that have physical properties similar to the halons and no ozone depletion potential.
text: Manufacturers have introduced new families of chemicals containing no chlorine or bromine, called hydrofluorocarbons (HFCs),that have physical properties similar to the halons and no ozone depletion potential.