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