{HEAD ~ The pressing operation} shapes {TAIL ~ the main portion} of the glass and offsets the reform area from the general surface curvature of the main glass portion 
{ HEAD ~ The pressing operation } shapes { TAIL ~ the main portion } of the glass and offsets the reform area from the general surface curvature of the main glass portion
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH