The term aromatic carbonate polymer or {HEAD ~ copolymer} is used in {TAIL ~ its broadest aspects} 
is used in
The term aromatic carbonate polymer or { HEAD ~ copolymer } is used in { TAIL ~ its broadest aspects }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL