In {TAIL ~ this manner}, thermal resistance within {HEAD ~ a gap} formed between solidifying cast metal and the interior mold surface is decreased 
In { TAIL ~ this manner } , thermal resistance within { HEAD ~ a gap } formed between solidifying cast metal and the interior mold surface is decreased
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH