Yet a further object is to provide a method in which the web of an electrically conductive material comprises {HEAD ~ an aluminium web} having {TAIL ~ a thickness} of e.g. 50 μm 
having
Yet a further object is to provide a method in which the web of an electrically conductive material comprises { HEAD ~ an aluminium web } having { TAIL ~ a thickness } of e.g. 50 μm
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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH