This spray is then carried downstream over {HEAD ~ the outward radial portion} of {TAIL ~ the flameholder} 50 adjacent the wall of the liner 6 
This spray is then carried downstream over { HEAD ~ the outward radial portion } of { TAIL ~ the flameholder } 50 adjacent the wall of the liner 6
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH