The use of cryogen vapor in the blowing gas hastens cooling and solidification of newly formed glass articles so that the time during which {HEAD ~ the articles} must be retained in {TAIL ~ their molds} is significantly reduced 
retained in
The use of cryogen vapor in the blowing gas hastens cooling and solidification of newly formed glass articles so that the time during which { HEAD ~ the articles } must be retained in { TAIL ~ their molds } is significantly reduced
OTH OTH 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 OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH