Also, {TAIL ~ this greater width} of the film 32 keeps its lateral edges free from contact with {HEAD ~ the processing composition} 
Also , { TAIL ~ this greater width } of the film 32 keeps its lateral edges free from contact with { HEAD ~ the processing composition }
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD