Conducting layer 102 may comprise a layer of metal foil 104 or may comprise {HEAD ~ a mesh} of {TAIL ~ conductors} 106 
Conducting layer 102 may comprise a layer of metal foil 104 or may comprise { HEAD ~ a mesh } of { TAIL ~ conductors } 106
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH