{HEAD ~ The throughput}, along with {TAIL ~ pressure}, temperature, and velocity, are measured at the die orifice exit 
{ HEAD ~ The throughput } , along with { TAIL ~ pressure } , temperature , and velocity , are measured at the die orifice exit
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH