The discharged fluorocarbon vapor is recondensed through {TAIL ~ an expansion valve} and collected for {HEAD ~ recycling} 
The discharged fluorocarbon vapor is recondensed through { TAIL ~ an expansion valve } and collected for { HEAD ~ recycling }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD