{HEAD ~ Reinforcing material} enters {TAIL ~ the cavity} on an gas stream supplied and controlled by an eductor located prior to the outer housing, in the direction of the nozzle, and at an angle of less than about 90° with respect to the conduit 
enters
{ HEAD ~ Reinforcing material } enters { TAIL ~ the cavity } on an gas stream supplied and controlled by an eductor located prior to the outer housing , in the direction of the nozzle , and at an angle of less than about 90 ° with respect to the conduit
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH