The invention also allows for use of {HEAD ~ a single material} for {TAIL ~ an entire frozen dessert container} 
for
The invention also allows for use of { HEAD ~ a single material } for { TAIL ~ an entire frozen dessert container }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL