A lid sheet is heat sealed to the container sheet over {TAIL ~ the thermoformed containers} so as to produce {HEAD ~ a pair} of spaced apart, annular bead heat seals 
A lid sheet is heat sealed to the container sheet over { TAIL ~ the thermoformed containers } so as to produce { HEAD ~ a pair } of spaced apart , annular bead heat seals
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH