NOVELTY - A fuel cell system (2) comprises first electrode-electrolyte assembly (4) having first catalytic electrodes; first conduit (10) in fluid communication with the first catalytic electrode; second electrode-electrolyte assembly (6) having third catalytic electrode; electrically conductive mesh positioned between and in sealing engagement with second catalytic electrode and third catalytic electrode; second conduit (12) in fluid communication with fourth catalytic electrode for delivering oxidant; and first electrical circuit and second electrical circuit.    USE - Fuel cell system.    ADVANTAGE - The system is capable of processing fuels with poisoning intermediates, internal to fuel cell and at or near ambient temperature.    DETAILED DESCRIPTION - Fuel cell system (2) comprises first electrode-electrolyte assembly (4) having first catalytic electrode coupled to one side of first electrode- electrolyte assembly, and second catalytic electrode coupled to opposite side of first electrode-electrolyte assembly; first conduit (10) in fluid communication with the first catalytic electrode is configured to deliver the first catalytic electrode; second electrode-electrolyte assembly (6) having third catalytic electrode coupled to one side of second electrode-electrolyte assembly, and fourth catalytic electrode coupled to opposite side of second electrode-electrolyte assembly; electrically conductive mesh positioned between and in sealing engagement with second catalytic electrode and third catalytic electrode, such that portions of second and third catalytic electrodes engage each other through apertures defined by mesh; second conduit (12) in fluid communication with fourth catalytic electrode for delivering oxidant; first electrical circuit including electricity source, in communication with first catalytic electrode the second catalytic electrode; and second electrical circuit connected to first conduit and second conduit to convey generated electrical current.    DESCRIPTION OF DRAWING(S) - The drawing is a schematic diagram illustrating fuel cell system.    Fuel cell system (2)    First electrode-electrolyte assembly (4)    Second electrode-electrolyte assembly (6)    First conduit (10)    Second conduit (12)