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