A downstream coolant header 24 in association with {HEAD ~ the product header} 20 removes coolant from {TAIL ~ the reactor} 10 
A downstream coolant header 24 in association with { HEAD ~ the product header } 20 removes coolant from { TAIL ~ the reactor } 10
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH