TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The porous zeolitic material is pre-treated with an aqueous ammonium salt solution. The metal nanocluster composite material is treated by a liquid, e.g. acid or base to remove the zeolitic material. The zeolitic material is an aluminosilicate zeolite. The aqueous metal compound solution is metal nitrate compound solution, a metal ammonium nitrate compound solution, a metal chloride compound solution, a metal ammonium chloride compound solution, a metal sulfate compound solution, a metal ammonium sulfate compound solution, a metal acetate compound solution, and a metal ammonium acetate compound solution, the metal selected from titanium, vanadium, chromium, manganese, manganese oxide, iron, iron oxide, cobalt, nickel, copper, copper oxide, zinc, zinc oxide, gallium, germanium, zirconium, zirconium oxide, niobium, molybdenum, molybdenum disulfide, ruthenium, rhodium, palladium, silver, cadmium, cadmium selenide, tungsten, rhenium, iridium, platinum, gold, lead, bismuth, cerium, or cerium oxide. The porous zeolitic material is a sodium zeolite with a framework silicon:aluminum ratio greater than 1:1-less than 1.6:1. The aqueous metal compound solution is platinum tetra-ammonium di-nitrate. Preferred Parameters: The heating the metal ion-exchanged zeolitic materials performed at a ramp rate of less than 0.5, preferably less than 0.1degreesC/minute. The inducing polymerization of the monomer by heating is performed at greater than 80degreesC for greater than 2 hours. The metal nanocluster-carbon composite material is heated to greater than 350degreesC in a reducing atmosphere.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The organic monomer capable of undergoing polymerization is furfuryl alcohol, vinyl acetate, sucrose, or nitro aniline. The organic monomer is dissolved in a non-polymerizing solvent. The organic monomer is an ethanolic solution of furfuryl alcohol. EXAMPLE - No suitable example given.