In one exemplary embodiment, sizes of openings 48 may be selected such that {HEAD ~ a generally equal amount} of exhaust may be discharged from {TAIL ~ each opening} 48 
discharged from
In one exemplary embodiment , sizes of openings 48 may be selected such that { HEAD ~ a generally equal amount } of exhaust may be discharged from { TAIL ~ each opening } 48
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH