Reinforcing material enters 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 {HEAD ~ respect} to {TAIL ~ the conduit} 
to
Reinforcing material enters 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 { HEAD ~ respect } to { TAIL ~ the conduit }
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