{HEAD ~ The cell} of this invention can be used as {TAIL ~ a primary cell}, and preferably as a secondary cell 
{ HEAD ~ The cell } of this invention can be used as { TAIL ~ a primary cell } , and preferably as a secondary cell
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH