a distribution trunk tube connected to {HEAD ~ said pump outlet} to receive pressurized exterminating liquid withdrawn from said {TAIL ~ reservoir} by said pump 
a distribution trunk tube connected to { HEAD ~ said pump outlet } to receive pressurized exterminating liquid withdrawn from said { TAIL ~ reservoir } by said pump
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH