The separator comprises {HEAD ~ input, intermediate and output chambers} comprising divider panels having {TAIL ~ top and bottom portions} 
The separator comprises { HEAD ~ input , intermediate and output chambers } comprising divider panels having { TAIL ~ top and bottom portions }
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL