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