The resulting ash is fed to {HEAD ~ the cooling apparatus} 7 for {TAIL ~ solids} and cooled 
for
The resulting ash is fed to { HEAD ~ the cooling apparatus } 7 for { TAIL ~ solids } and cooled
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH