The container is formed by a high barrier film which is so perforated as to provide {TAIL ~ a gas pressure} within {HEAD ~ the container} sufficient to inhibit air inflow into the container and to assure gas outflow from the container to prevent its distortion 
The container is formed by a high barrier film which is so perforated as to provide { TAIL ~ a gas pressure } within { HEAD ~ the container } sufficient to inhibit air inflow into the container and to assure gas outflow from the container to prevent its distortion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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