The amount of oxidant is preferably high enough, however, to raise {HEAD ~ the temperature} of the stream in the reaction chamber to {TAIL ~ 750°} 1,200° F 
to
The amount of oxidant is preferably high enough , however , to raise { HEAD ~ the temperature } of the stream in the reaction chamber to { TAIL ~ 750 ° } 1,200 ° F
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH