As well, moveable gates can be utilized to control the flow of metallic ions into {TAIL ~ the body} of {HEAD ~ water} 
As well , moveable gates can be utilized to control the flow of metallic ions into { TAIL ~ the body } of { HEAD ~ water }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD