In {HEAD ~ an additional embodiment} of the invention, {TAIL ~ the glass} is shaped and reformed in a single operation 
In { HEAD ~ an additional embodiment } of the invention , { TAIL ~ the glass } is shaped and reformed in a single operation
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH