A waste processing system comprising a wood chipper comprising: a cutting assembly spaced from an infeed assembly comprising an infeed tray, the cutting assembly operatively disposed within a housing, the housing comprising a first side and a second side and defining a cutting chamber with an entrance for receiving wood material and an exit for expelling wood material; the cutting assembly comprising a rotor assembly rotatably mounted to a support member comprising a horizontally disposed axle, the support member operatively connected to the housing and disposed between the first and second sides (74,76), the rotor assembly comprising a rotor, the rotor assembly adapted to rotate on the axle, and at least one reducing member mounted to the rotor, with the reducing member comprising a first edge for cutting wood material downstream of the entrance and upstream of the exit; and a first safety device downstream of the exit and upstream of the entrance, the first safety device being disposed within the cutting chamber, extending between the first and second sides (74,76), and spaced from the rotor and defining a first gap therebetween through which a cable captured by the rotor assembly is cleaved between the first safety device and the rotor assembly when the cable is disposed between the first gap, the first safety device comprising a second edge wherein the cable is cleaved between the first edge of the reducing member and the second edge of the first safety device; at least one feed wheel disposed between the infeed assembly and the cutting assembly to feed wood material to the cutting assembly; and a discharge system adjacent the cutting assembly, the discharge system adapted to remove waste product particles from the cutting assembly. a cutting assembly spaced from an infeed assembly comprising an infeed tray, the cutting assembly operatively disposed within a housing, the housing comprising a first side and a second side and defining a cutting chamber with an entrance for receiving wood material and an exit for expelling wood material; the cutting assembly comprising a rotor assembly rotatably mounted to a support member comprising a horizontally disposed axle, the support member operatively connected to the housing and disposed between the first and second sides (74,76), the rotor assembly comprising a rotor, the rotor assembly adapted to rotate on the axle, and at least one reducing member mounted to the rotor, with the reducing member comprising a first edge for cutting wood material downstream of the entrance and upstream of the exit; and a first safety device downstream of the exit and upstream of the entrance, the first safety device being disposed within the cutting chamber, extending between the first and second sides (74,76), and spaced from the rotor and defining a first gap therebetween through which a cable captured by the rotor assembly is cleaved between the first safety device and the rotor assembly when the cable is disposed between the first gap, the first safety device comprising a second edge wherein the cable is cleaved between the first edge of the reducing member and the second edge of the first safety device; at least one feed wheel disposed between the infeed assembly and the cutting assembly to feed wood material to the cutting assembly; and a discharge system adjacent the cutting assembly, the discharge system adapted to remove waste product particles from the cutting assembly.