{HEAD ~ A specular surface} 26 is formed at {TAIL ~ the interstice} of film 23 and metallized coating 24 
is formed at
{ HEAD ~ A specular surface } 26 is formed at { TAIL ~ the interstice } of film 23 and metallized coating 24
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH