These compounds provide {HEAD ~ an absorbent solution} which is less subject to loss during the regeneration step and yet effectively remove {TAIL ~ the SO2} from the gas stream without interference from other associated gases 
These compounds provide { HEAD ~ an absorbent solution } which is less subject to loss during the regeneration step and yet effectively remove { TAIL ~ the SO2 } from the gas stream without interference from other associated gases
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH