Attaching {HEAD ~ the device} to {TAIL ~ a fluid flow pipe} reduces turbulence in the flow through the pipe, allowing a more streamlined fluid exit from the pipe 
to
Attaching { HEAD ~ the device } to { TAIL ~ a fluid flow pipe } reduces turbulence in the flow through the pipe , allowing a more streamlined fluid exit from the pipe
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH