Plate 48 is seated on steps 46 in such a manner that {HEAD ~ a carbonaceous gas} produced within {TAIL ~ compartment} 50 flows around plate 48 and into chamber 56 as indicated by arrows 60 
produced within
Plate 48 is seated on steps 46 in such a manner that { HEAD ~ a carbonaceous gas } produced within { TAIL ~ compartment } 50 flows around plate 48 and into chamber 56 as indicated by arrows 60
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH