the invention relates to a fluid composite , a device for producing the fluid composite , and a system for producing an aerated fluid composite therewith , and more specifically a fluid composite made of a fuel and its oxidant for burning as part of different systems such as fuel burners or combustion chambers and the like . the invention also relates to an emulsion , an apparatus for producing an emulsion , a system for producing an emulsion with the apparatus for producing the emulsion , a method for producing a dynamic preparation with the emulsion , and more specifically to a new type of a stable liquid / liquid emulsion in the field of colloidal chemistry , such as a water / fuel or fuel / fuel emulsion for all spheres of industry .