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