The grate is one piece of {HEAD ~ heat resistant steel} for {TAIL ~ economy}, and to vaporize grease 
for
The grate is one piece of { HEAD ~ heat resistant steel } for { TAIL ~ economy } , and to vaporize grease
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH