The completed safety line has {HEAD ~ a film} applied to {TAIL ~ the exterior} thereof to prevent surface wetting 
applied to
The completed safety line has { HEAD ~ a film } applied to { TAIL ~ the exterior } thereof to prevent surface wetting
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH