{TAIL ~ The process fluid} after the reaction is discharged through an outlet nozzle 7 at {HEAD ~ the bottom} 
{ TAIL ~ The process fluid } after the reaction is discharged through an outlet nozzle 7 at { HEAD ~ the bottom }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD