Assertion: acetylene | /r/CapableOf | comprise firing a first
Facets:
value: in the same direction
type: TRANSITIVE-OBJECT
Source sentences:
text: A process of producing an off gas which contains a substantial amount of acetylene from an in-gas containing a suitable stock hydrocarbon which can be pyrolyzed to produce acetylene which comprises firing in the same direction a first and a second substantially adjacent regenerative heating zones