In {TAIL ~ the illustrated case}, {HEAD ~ the container} for the helium or other gas is a multi faceted container 14 with a suitable internal supporting framework if necessary 
In
In { TAIL ~ the illustrated case } , { HEAD ~ the container } for the helium or other gas is a multi faceted container 14 with a suitable internal supporting framework if necessary
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH