The cooking grill disclosed has {HEAD ~ a series} of {TAIL ~ inverted U shaped channels} for trapping hot convection gases beneath a substantially flat cooking surface 
The cooking grill disclosed has { HEAD ~ a series } of { TAIL ~ inverted U shaped channels } for trapping hot convection gases beneath a substantially flat cooking surface
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH