{HEAD ~ This unit} will be further fortified with a brim, {TAIL ~ shield}, filter and means that will allow the motion of the air inside the nose mouth area to be controlled 
fortified with
{ HEAD ~ This unit } will be further fortified with a brim , { TAIL ~ shield } , filter and means that will allow the motion of the air inside the nose mouth area to be controlled
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL OTH OTH OTH 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