{HEAD ~ Method} of combustion and a combustion plant in which {TAIL ~ absorbent} is regenerated 
{ HEAD ~ Method } of combustion and a combustion plant in which { TAIL ~ absorbent } is regenerated
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH