Also included is a pump associated with {HEAD ~ the fluid source}, the pump being operable in a first state to pump fluid from the fluid source to a first location; and the pump being operable in a second state to pump fluid from the fluid source to {TAIL ~ a second location} 
Also included is a pump associated with { HEAD ~ the fluid source } , the pump being operable in a first state to pump fluid from the fluid source to a first location ; and the pump being operable in a second state to pump fluid from the fluid source to { TAIL ~ a second location }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL