While the water transport unit 900 works with {HEAD ~ a moisture} donating {TAIL ~ fluid} in either the liquid or vapor form, membrane 930 generally works better when the water contained in the fluid is in liquid form 
donating
While the water transport unit 900 works with { HEAD ~ a moisture } donating { TAIL ~ fluid } in either the liquid or vapor form , membrane 930 generally works better when the water contained in the fluid is in liquid form
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH