A suction nozzle picks up {TAIL ~ the spent solution} together with loosened dirt and {HEAD ~ grime} 
A suction nozzle picks up { TAIL ~ the spent solution } together with loosened dirt and { HEAD ~ grime }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD