In one section, lithium metal is pressed directly into contact with {HEAD ~ the inner surface} of {TAIL ~ the casing} 
of
In one section , lithium metal is pressed directly into contact with { HEAD ~ the inner surface } of { TAIL ~ the casing }
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