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