A pumping apparatus actuated by {TAIL ~ waves} in a large body of water for pumping {HEAD ~ water} to a remote location 
A pumping apparatus actuated by { TAIL ~ waves } in a large body of water for pumping { HEAD ~ water } to a remote location
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH