Material handling is a broad category consisting of all the different types of appliances or equipment that help to move, store, protect, or control materials or products throughout a facility. Material handling equipment is a critical component of any manufacturing plant, warehouse, distribution center, or shipping facility. There are four types of material handling equipment: storage and handling, engineered systems, industrial truck, and bulk handling. High-quality material equipment has been a major part of the third industrial revolution - allowing manufacturers and distributors to significantly improve the speed, accuracy, and safety of operations. Common material handling tools and machinery include: racks, mezzanines, engineered floors, conveyors, automated guided vehicles, hand trucks, forklifts, stackers and bucket elevators, and more.