Assertion: hydrogen sulfide | /r/HasProperty | obtained
Facets:
value: by heating sulfur
type: MANNER
value: commercially
type: MANNER
Source sentences:
text: Commercially hydrogen sulfide is obtained from "sour gas" natural gas wells.
text: Hydrogen sulfide is obtained by heating sulfur in a stream of hydrogen:
text: Hydrogen sulfide is obtained by heating sulfur in a stream of hydrogen: