Thus, there is never a possibility of {HEAD ~ the raw edge} of {TAIL ~ opening} 16 of paperboard panel 12 contaminating the liquid 
Thus , there is never a possibility of { HEAD ~ the raw edge } of { TAIL ~ opening } 16 of paperboard panel 12 contaminating the liquid
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH