TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Composition: The powder coating contained in the polymer electrode membrane, comprises ion-conducting ceramic, or inert ceramic material. The polymer electrode membrane further comprises electrode comprising catalyst material comprising elemental metal. The powder coating contained in the power cell, further comprises catalytic material. The catalytic material comprises an elemental metal or metal alloy, or a mixed metal oxide or metal-metal oxide cermet. The coating used in the formation of electrical interconnect, comprises an elemental metal, a doped lanthanum chromite, or titanium nitride, nickel, aluminum, doped lanthinum chromite, yttrium, manganese, strontium and/or titanium. An electrically conductive substrate used in the formation of electrical interconnect, comprises elemental metal comprising stainless steel. The sealing material used for sealing of fuel cells, is glass and comprises metal ceramic.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The powder coating contained in the polymer electrode membrane, comprises ion-conducting ceramic, or inert ceramic material. The polymer electrode membrane further comprises electrode comprising catalyst material comprising elemental metal. The powder coating contained in the power cell, further comprises catalytic material. The catalytic material comprises an elemental metal or metal alloy, or a mixed metal oxide or metal-metal oxide cermet. The coating used in the formation of electrical interconnect, comprises an elemental metal, a doped lanthanum chromite, or titanium nitride, nickel, aluminum, doped lanthinum chromite, yttrium, manganese, strontium and/or titanium. An electrically conductive substrate used in the formation of electrical interconnect, comprises elemental metal comprising stainless steel. The sealing material used for sealing of fuel cells, is glass and comprises metal ceramic.    TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The ion-conducting polymer comprises polytetrafluoroethylene with sulfonic acid modification.