This permits the heat remaining in the high purity steam leaving {TAIL ~ the turbine} to be used in heating {HEAD ~ the low purity water} to be consumed in the process chamber 
This permits the heat remaining in the high purity steam leaving { TAIL ~ the turbine } to be used in heating { HEAD ~ the low purity water } to be consumed in the process chamber
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH