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