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