In {TAIL ~ this embodiment}, the fuel injector is preferably arranged to deliver fuel perpendicular to the flow of {HEAD ~ air} through the passage 
In { TAIL ~ this embodiment } , the fuel injector is preferably arranged to deliver fuel perpendicular to the flow of { HEAD ~ air } through the passage
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH