For example, {HEAD ~ a first opening} 48 adjacent to {TAIL ~ open end} 44 may be larger than a second opening 48 adjacent to closed end 46 to help balance the discharge from openings 48 
For example , { HEAD ~ a first opening } 48 adjacent to { TAIL ~ open end } 44 may be larger than a second opening 48 adjacent to closed end 46 to help balance the discharge from openings 48
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH