Further the chamber 150 also includes a second wall portion that is disposed along a direction that is at an angle between ten degrees and eighty degrees with {HEAD ~ respect} to {TAIL ~ channel wall} 145 
to
Further the chamber 150 also includes a second wall portion that is disposed along a direction that is at an angle between ten degrees and eighty degrees with { HEAD ~ respect } to { TAIL ~ channel wall } 145
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH