The method may include providing a reactor having catalytic material in or on the inner surfaces of {HEAD ~ the first plurality} of {TAIL ~ cells} 
of
The method may include providing a reactor having catalytic material in or on the inner surfaces of { HEAD ~ the first plurality } of { TAIL ~ cells }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL