The effluent stream produced is conveyed to {HEAD ~ a gas/liquid separator} to separate H2 which is recycled to the alcohol synthesis zone as a second source of {TAIL ~ H2} 
The effluent stream produced is conveyed to { HEAD ~ a gas / liquid separator } to separate H2 which is recycled to the alcohol synthesis zone as a second source of { TAIL ~ H2 }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL