{HEAD ~ The method} 3 wherein the pressure to which said heated glass is subjected is a pressure of {TAIL ~ about 70,000 psi} 
{ HEAD ~ The method } 3 wherein the pressure to which said heated glass is subjected is a pressure of { TAIL ~ about 70,000 psi }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL