TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Method: In method (I): rotating the rotor further separates the biomass by inducing abrasion among the biomass, inducing abrasion between the biomass and the fluid, subjecting the biomass to centrifugal force, and impacting the biomass with the protrusions; the apparatus comprises a first apparatus and the method utilizes a second apparatus comprising the housing, where the protrusions comprises a first row spaced approximately equidistant from a center of the rotor, a second row spaced approximately equidistant from the first row and a third row spaced approximately equidistant from the second row and the protrusions has generally C-shaped top profile, and where the step of inducing cavitation comprises sending the biomass and fluid through the inlet of second apparatus, rotating the rotor of second apparatus to induce cavitation within the fluid, and sending the biomass and fluid from the outlet of second apparatus to the inlet of first apparatus; the apparatus comprises a first apparatus and the method utilizes many apparatus each comprising the housing, where the inlet in fluid is in communication with outlet of first apparatus or the outlet of another of apparatus, the method further comprises sending the biomass and fluid through the inlet of each of the apparatus, and rotating the rotor of each of the apparatus to further separate the biomass; the method utilizes many hydrocyclones each comprising an inlet in fluid communication with the outlet of the first apparatus or the outlet of one of the apparatus, a first outlet in fluid communication with a light material collector, and a second outlet in fluid communication with the inlet of one of the apparatus, and where the method further comprises sending the biomass and fluid through the inlet of each of the hydrocyclones, each hydrocyclone discharging a portion of the separated biomass through the first outlet into the light material collector and another portion of the separated biomass through the second outlet; the method utilizes a tank comprising a chamber and a rotor positioned within the chamber, where the rotor comprises first and second plates spaced apart by many protrusions coupled with each of the plates and extending between the plates adjacent peripheral edges of the plates, the protrusions spaced apart from each other to present a gap between adjacent protrusions, the first plate presenting an opening in fluid communication with a void positioned between the first and second plates and where the method further comprises sending the fluid and biomass into the chamber of the tank from the outlet of the apparatus, sending the fluid and biomass through the opening of the first plate into the void between the first and second plates, and rotating the rotor of the tank to further separate the biomass by subjecting the biomass to centrifugal force and impacting the biomass with the protrusions, where the protrusions on the rotor of the tank are spaced apart approximately 4mm, and where the method further comprises dispensing sulfur dioxide into the chamber of the tank to maintain the acidity of the fluid; the pH of the fluid within the above tank is 3.8-4.5 (preferably 3.8) and the temperature of the fluid and biomass within the tank is 30-52 (preferably 51) degrees C; the apparatus comprises the first apparatus and the method utilizes a second apparatus comprising the housing presenting first and second end walls and a side wall defining a chamber, an inlet in the first end wall, a shaft opening in the second end wall, and an outlet in the side wall, the inlet in fluid communication with the outlet of the first apparatus, and the outlet coupled with the chamber of the tank, a shaft projecting through the opening, a rotor coupled with the shaft inside the chamber, the rotor presenting a front surface facing the inlet and has many grooves formed in the front surface and the grooves formed in the first end wall of the housing facing the rotor, where the method further comprises sending the biomass and fluid through the inlet of the second apparatus and rotating the rotor of the second apparatus to further separate the biomass, where the method utilizes a pre-digestion tank comprising a chamber having an inlet and an outlet and the method further comprises sending the fluid and biomass from the outlet of the second apparatus through the inlet of the pre-digestion tank and sending the fluid and biomass from the outlet of the pre-digestion tank into the chamber of the tank; the apparatus comprises the first apparatus and the method utilizes the second apparatus comprising the housing, where many protrusions extends from front surface, and the protrusions comprises a first row spaced approximately equidistant from a center of the rotor, a second row spaced approximately equidistant from the first row, and a third row spaced approximately equidistant from the second row, and the protrusions in each of the rows are spaced apart no less than approximately 6 millimeters, and the method further comprises sending the biomass and fluid through the inlet of second apparatus and rotating the rotor of second apparatus to further separate the biomass; and the inducing cavitation at least partially separates the pericarp from the endosperm, where rotating the rotor of apparatus further separates the germ and pericarp from each other and the endosperm, and the steps of heating and maintaining the acidity separates starch and protein within the endosperm. The method (II) further comprises: washing the biomass before mixing it with fluid, where the fluid is water; sanitizing the biomass by cleaning the biomass with pressurized water and ozonized water before the step of fractionating the biomass; a fractionation vat that contains fluid and a fluid level sensor that monitors the fluid level within the fractionation vat, where the fractionation reactor comprises an inlet that receives fluid from within the fractionation vat and the biomass; passing the heavy biomass material and fluid through at least one reactor to promote separation of the heavy biomass material on a molecular level after dividing the separated biomass and fluid and transferring the heavy biomass material and fluid to a pre-digestion tank; a heat exchanger in fluid communication with the pre-digestion tank that maintains the temperature of the heavy biomass material and fluid at approximately 51 degrees C; and drying the light biomass material after the step of dividing the separated biomass. In method (II): the temperature of the heavy biomass material and fluid within the pre-digestion tank is 30-52 degrees C; the step of inducing cavitation within the fluid is performed by at least one pre-fractionation reactor; the step of fractionating the biomass is carried out by many fractionation reactors that in combination are operable to separate the biomass, where the fractionation reactors are operable to separate the biomass by inducing cavitation within the fluid and inducing abrasion between the biomass and the fluid; the hydrocyclone divides the separated biomass and fluid; the fluid and heavy biomass material are heated to a temperature of 30-52 (preferably 51) degrees C; the acidity of the fluid and heavy biomass material is increased to a pH of 2-6 (preferably 3.8); the sulfur dioxide gas increases the acidity of the fluid and heavy biomass material; where the acidity of the heavy biomass material and fluid is increased in a first sulfur tower; the step of separating the heavy biomass material on a molecular level comprises passing the fluid and heavy biomass material through a first of many digestion reactors, and further comprises transferring the fluid and heavy biomass material to a first digestion tank after they are passed through the first digestion reactor, and transferring the fluid and heavy biomass material to a second sulfur tower that increases the acidity of the fluid and heavy biomass material, transferring the fluid and heavy biomass material to a second of many digestion reactors and transferring the fluid and heavy biomass material to a second digestion tank, where the transferring the fluids further comprises transferring the fluid and heavy biomass material from the second digestion tank to at least one reactor and at least one heat exchanger and transferring the fluid and heavy biomass material into a holding tank; the temperature of the heavy biomass material and fluid within the first and second digestion tanks and holding tank is 30-52 (preferably 51) degrees C; and each of the first and second digestion tanks includes a hot water jacket for maintaining the temperature of the heavy biomass material and fluid. Preferred Components: In method (I): the housing of second apparatus presents first and second end walls and a side wall defining the chamber, where the inlet is in first end wall, shaft opening is in second end wall and outlet is in side wall, the rotor presents a front surface facing the inlet and many protrusions extend from front surface of rotor toward inlet, and where a many grooves are formed in the first end wall of housing facing the rotor; the protrusions on first apparatus are spaced approximately equidistant from a center of rotor, where adjacent protrusions about each other comprises first and second sets of alternating protrusions having first and second heights, respectively, the first height being greater than the second height; and the protrusions on each of the apparatus comprise a first row spaced approximately equidistant from a center of the rotor, a second row spaced approximately equidistant from the first row, and a third row spaced approximately equidistant from the second row, where the protrusions in each of the rows are spaced apart no less than approximately 6 mm. In the apparatus (A3): the housing presentsfirst and second end walls and a side wall defining the chamber, where the inlet is in the first end wall, the shaft opening is in the second end wall, and the outlet is in the side wall, the rotor presents a front surface facing the inlet and the protrusions extend from the front surface of the rotor toward the inlet, and the protrusions extend from the first end wall of the housing toward the rotor between the first and second rows on the rotor, and a second set extends between the second and third rows on the rotor, and the grooves are formed in the first end wall of the housing facing the rotor; the protrusions further comprise a third row of protrusions spaced approximately equidistant from the second row; the protrusions have a top profile that is C-shaped, have a polygonal top profile or the protrusions are cylindrical; and the rotor presents holes positioned between at least some of the protrusions. EXAMPLE - No suitable example given.