The method includes combining reactants in {HEAD ~ an electrochemical conversion reaction} to produce an electric current and water, and conveying at least some of the water through a water transport unit that is coupled to the fuel cell such that water can be exchanged between the water transport unit and {TAIL ~ the fuel cell} 
The method includes combining reactants in { HEAD ~ an electrochemical conversion reaction } to produce an electric current and water , and conveying at least some of the water through a water transport unit that is coupled to the fuel cell such that water can be exchanged between the water transport unit and { TAIL ~ the fuel cell }
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