NOVELTY - Reducing nitrogen oxide (NOx) emissions from the combustion of coal or other solid fuels, comprises: (a) providing a suspension or dispersing agent; (b) providing a micronized catalyst agent; (c) providing coal or other solid fuels; (d) introducing the suspension or dispersing agent and/or micronized catalyst to the coal or other solid fuels to evenly place the agent or catalyst on the surface of the fuel and maximize the contact between the agent and/or catalyst and combustion gases; and (e) combusting the fuel to reduce noxious emissions from the combustion process of fuel.    USE - The method is useful for: reducing NOx emissions from the combustion of coal or other solid fuels, where the fuel is coal, wood or biomass; improving combustion in the burning of combustible solid fuel; reducing noxious gases from the combustion of coal, wood, biomass, or other solid fuels; reducing NOx by producing ammonia; and reducing carbon dioxide per unit of energy captured while controlling the emissions of NOx (all claimed).    ADVANTAGE - The combustion of coal or other solid fuels occurs without boiler modification or without combustion zone modifications. The method facilitates improved combustion and effective and efficient removal of noxious emissions e.g. NOx from solid fuel materials e.g. coal.    DETAILED DESCRIPTION - Reducing nitrogen oxide (NOx) emissions from the combustion of coal or other solid fuels, comprises: (a) providing a suspension or dispersing agent comprising a hydrocarbon wax (0-60 wt.%), a fatty acid (0-10 wt.%), ammonia (0-2%), ammonia like compounds comprising amides, amines, amino acid or other chemical compounds which contain at least one imine, amine or ammonia functional group (0-60%), and water (30-90 wt.%); (b) providing a micronized catalyst agent comprising of titanium dioxide (1-30%) and a co-catalyst comprising a micronized catalyst made of a material comprising aluminum silicate and other zeolites, vanadium oxide, tungsten oxide, iron oxide and/or other iron compounds, where the catalysts have a high surface area to mass ratio for optimized performance to catalyze the reactions that reduce NOx emissions; (c) providing coal or other solid fuels; (d) introducing the suspension or dispersing agent and/or micronized catalyst to the coal or other solid fuels to evenly place the agent or catalyst on the surface of the fuel and maximize the contact between the agent and/or catalyst and combustion gases; and (e) combusting the fuel in the presence of the agent and/or catalyst to effect a reduction of noxious emissions from the combustion process of the fuel. INDEPENDENT CLAIMS are also included for:    (1) The method-I of reducing NOx emissions from the combustion of coal or other solid fuels, comprises: providing a combination of suspension and/or dispersing agent (1-70 wt.%) with titanium dioxide (1-60 wt.%) and water (30-90 wt.%); providing a catalyst comprised of a material aluminum silicate and other zeolites, vanadium oxide, tungsten oxide, iron oxide and/or other iron compounds; providing a source of fuel comprising coal and other solid fuels; (d) as above per se; and (e) as above per se;    (2) a method-II of reducing NOx emissions from a combustion process, comprising: providing a source of combustible material comprising coal, wood, biomass and other solid fuels; providing a suspension and dispersing agent comprising a hydrocarbon wax (0-60 wt.%), an emulsifying agent or a protective colloid (0-20 wt.%), ammonia (0-2%), ammonia like compounds comprising amides, amines, amino acid or other chemical compounds which contain at least one imine, amine or ammonia functional group (0-60%), and water (30-90 wt.%); (b) providing a micronized catalyst agent comprising of titanium dioxide (1-30%); providing a catalyst agent comprising, many catalysts; introducing the suspension and dispersing agent and/or catalyst agent to combustible material in a manner to evenly place the agent on the surface of the combustible material to maximize the contact between agent, air, and combustions gases; introducing agent and combustible material into the combustion process; and causing or allowing the suspension and dispersing agent and/or catalyst agent to effect the reduction of NOx emissions from the combustion process. The mixing step includes grinding of the material to dust as the agent mixture is added thereto to promote even distribution;    (3) a method-III of reducing NOx emissions from a combustion process, comprising: providing the source of combustible material; providing the suspension and dispersing agent (1-70 wt.%); providing the catalyst; introducing the suspension and dispersing agent and/or catalyst to combustible material; and introducing the agent and/or catalyst and combustible material into the combustion process to cause or allow the agent and/or catalyst to effect the reduction of NOx emissions from the combustion process.;    (4) a method-IV of reducing NOx emissions from a combustion process;    (5) a method-V of reducing NOx emissions from a combustion process;    (6) a method-VI of reducing NOx emissions in the burning of coal;    (7) a method-VII of reducing NOx emissions in the burning of coal;    (8) a method-VIII of reducing NOx emissions and or improving combustion in the burning of a combustible solid fuel;    (9) a method-IX of reducing NOx and other noxious gases from the combustion of coal, wood, biomass, or other solid fuels;    (10) a method-X of reducing NOx and other noxious emissions from the combustion of a solid fuel;    (11) a method-XI of reducing NOx by producing ammonia during the combustion of coal, wood, or biomass;    (12) a method-XII of producing ammonia to effect the reduction of NOx during the combustion of coal, wood, or biomass;    (13) a method-XIII of applying a NOx reduction agent to a combustible solid fuel prior to introduction of the fuel to the combustion process;    (14) a method-XIV of reducing NOx emissions from the combustion of coal or other solid fuels; and    (15) a method-XV of reducing carbon dioxide per unit of energy captured while controlling the emissions of NOx from a combustion process where there are no modifications to the boiler combustion equipment.