The polymeric material is pretreated in {HEAD ~ an organic solvent}, such as {TAIL ~ turpentine}, before etching during the plating process 
The polymeric material is pretreated in { HEAD ~ an organic solvent } , such as { TAIL ~ turpentine } , before etching during the plating process
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH