A fluid supply channel is defined in the base portion and communicating with the at least one membrane electrode assembly for supplying a fuel bearing {HEAD ~ fluid} to {TAIL ~ the at least one membrane electrode assembly} 
to
A fluid supply channel is defined in the base portion and communicating with the at least one membrane electrode assembly for supplying a fuel bearing { HEAD ~ fluid } to { TAIL ~ the at least one membrane electrode assembly }
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 TAIL TAIL TAIL TAIL TAIL