{HEAD ~ The method} also includes {TAIL ~ the step} of passing the flue gas through an oxygen feed stream pre heater 144 at which heat from the flue gas is transferred to the oxygen feed stream 
includes
{ HEAD ~ The method } also includes { TAIL ~ the step } of passing the flue gas through an oxygen feed stream pre heater 144 at which heat from the flue gas is transferred to the oxygen feed stream
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH