According to a potentially preferred practice, heating is carried out at {HEAD ~ a temperature} of {TAIL ~ about 195 325° F.} and a pressure of about 15 400 psi 
of
According to a potentially preferred practice , heating is carried out at { HEAD ~ a temperature } of { TAIL ~ about 195 325 ° F. } and a pressure of about 15 400 psi
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH