Assertion: hydrogen fluoride | /r/HasProperty | acid
Facets:
Source sentences:
text: Yes, hydrogen fluoride is an acid; a very dangerous one!
text: Yes, hydrogen fluoride is an acid; a very dangerous one!
text: Yes, hydrogen fluoride is an acid; a very dangerous one!
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.