{TAIL ~ Gases} from multiple locations in the plant may also be treated in accordance with {HEAD ~ the present invention} 
{ TAIL ~ Gases } from multiple locations in the plant may also be treated in accordance with { HEAD ~ the present invention }
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD