Abstract: This invention relates to a gyroscopic centrifuge and mill apparatus having 1) a main mill housing assembly; 2) a material impact means mounted within the main mill housing assembly; and 3) a material conveyor means operable to a) convey raw waste/trash material thereto; b) convey heavy infraction materials initially processed outwardly from the main mill housing assembly; and c) convey the finally processed waste/trash material laterally of the main mill housing assembly. The material impact means is provided with a plurality of spaced adjustable impact blade assemblies mounted on a main upright driven shaft member and being associated with respective separator shelf assemblies in separate waste treatment zones.