Positive terminal 214 and be coupled to a conductive element 216 and configured to transport {TAIL ~ the electrons} to a location downstream of {HEAD ~ the electrodes} 
Positive terminal 214 and be coupled to a conductive element 216 and configured to transport { TAIL ~ the electrons } to a location downstream of { HEAD ~ the electrodes }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD