{TAIL ~ Shell molds} and {HEAD ~ processes} for making the shell molds that exhibit high emissivity in the red and infrared regions 
{ TAIL ~ Shell molds } and { HEAD ~ processes } for making the shell molds that exhibit high emissivity in the red and infrared regions
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH