This machine is used to reduce the size of various materials. Industrial shredders are manufactured in different sizes and designs for different applications. The components of an industrial shredder include a rotor, counter blades, housing, motor, transmission system, power system, and electrical control system. Some examples of materials that are commonly shredded include: tires, metals, scrap cars, wood, plastic, leather, paper, and garbage. Industrial shredders are commonly used to process materials of various sizes for separation or to reduce transportation costs. Waste materials such as municipal solid waste, radioactive waste, medical waste, and hazardous waste are shredded in treatment and disposal systems.