The method 12, wherein said sealing part is substantially flat and is configured to extend substantially directly across the mouth of said container to form {TAIL ~ a seal} over {HEAD ~ the mouth} of said container 
The method 12 , wherein said sealing part is substantially flat and is configured to extend substantially directly across the mouth of said container to form { TAIL ~ a seal } over { HEAD ~ the mouth } of said container
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH