Assertion: hydrogen fluoride | /r/ObjectUse | used as catalyst
Facets:
value: in the refining of uranium
type: TEMPORAL
value: in making many fluorine compounds
type: TEMPORAL
Source sentences:
text: Hydrogen fluoride, an acid, is used as a catalyst for chemical reactions in the alkylation unit, which produces a high-octane component for gasoline.
text: Hydrogen fluoride is used as a reagent, catalyst, and fluorinating agent, in the refining of uranium, and in making many fluorine compounds.