Film 23 preferably has {HEAD ~ a thickness} of {TAIL ~ about 1/128 inches} , although an acceptable range is approximately 0.5 1.0 mils 
of
Film 23 preferably has { HEAD ~ a thickness } of { TAIL ~ about 1/128 inches } , although an acceptable range is approximately 0.5 1.0 mils
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH