The nozzle is directed so as to discharge {HEAD ~ fluid} towards the discharge end of {TAIL ~ the teat cup} 
The nozzle is directed so as to discharge { HEAD ~ fluid } towards the discharge end of { TAIL ~ the teat cup }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL