(EN) THE PRESENT INVENTION PROVIDES A FEEDSTOCK COMPOSITION FOR INCREASING THE EFFICIENCY OF ATOMIZATION IN HYDROCARBON PROCESSING THAT INCLUDES A WATER-IN-HYDROCARBON OIL EMULSION INCLUDING A NON-INONIC SURFACTANT CAPABLE OF STABILIZING THE EMULSION AND HAVING A HYDROPHILIC-LIPOPHILIC BALANCE OF GREATER THAN ABOUT 12. THE EMULSION INCLUDES WATER DROPLETS OF ABOUT 5 TO ABOUT 10 MICRONS IN DIAMETER, THE DROPLETS BEING DISPERSED SUBSTANTIALLY UNIFORMLY IN THE HYDROCARBON OIL PHASE. THESE SURFACTANTS ARE CAPABLE OF STABILIZING THE WATER-IN-HYDROCARBON OIL EMULSION UNDER RELEVANT TEMPERATURE AND PRESSURE CONDITIONS FOR HYDROCARBON PROCESSING. THE INVENTIVE FEEDSTOCK COMPOSITIONS PROVIDES A METASTABLE WATER-IN-OIL EMULSION WHERE EXPANDING WATER VAPOR EXPLODES UNDER SPRAY CONDITIONS WHERE THE SYSTEM PRESSURE IS RELEASED, DEMOLISHING A LARGER OIL DROPLET AND PRODUCING SMALLER OIL DROPLETS.