| abstract |
A process of improving the combustion of fuel and/or improving the oxidation of carbonaceous products derived from the combustion or pyrolysis of fuel is described. The process comprises adding to the fuel before the combustion thereof a composition comprising a mixture of organo-metallic complexes, characterised in that the organo-metallic complexes only consist of Group I and Group II organo-metallic complexes and wherein the composition comprises at least one Group I organo-metallic complex and at least one Group II organo-metallic complex. |