The waste of motion or movement is any motion or movement by people and or machines that does not add or create value.
What types of motion waste do you observe from day to day?
**place answers in comments section**
The mission of an organization is often depicted as a statement. It is a written statement which defines an organization's core purpose. According to the business dictionary a properly crafted mission statement:
Reference: Business Dictionary - Mission Statement
Muri is the overburdening of operators or equipment. Muri often asks or sometimes requires either people or machines to work much harder and much longer than a regular or "appropriate" schedule would.
What examples of Muri can you think of? Place your answers in the comments section below.
A make to order production environment is one in which manufacturing or in the case of a service, service, starts only after receiving a customer's order.
A make to stock production strategy is used mostly in forecasting environments. The Apics dictionary 14'th edition defines Make to Stock as a production environment where products can be and usually are finished before receipt of a customer order. Customer orders are typically filled from existing stocks and production orders are used to replenish stocks.
A water spider/runner/mizusmashi is someone who transports materials quickly and efficiently from work area to work area. Typically the water spider will collect, deliver and log the flow of materials as they move from area to area. This person will also attempt to move as much non-value added work away from the primary member.
A material information flow diagram is a value stream map. Toyota refers to the map as material and information flow because the map visually shows the flow of materials and information.
See also: Value Stream Map.
Mixed-Model Production is the practice of making, assembling or producing several different parts or products (this can also be applicable to services) in varying lot sizes so that the organization produces close to the same mix of products/services that will be sold on the same day. The goal of a mixed-model production tactic is to smooth out the demand of upstream workcenters, cells, suppliers and vendors which results in a reduced inventory, faster changeovers and more accurate replenishment of products ultimately working towards building and or producing in accordance with daily demand.
Mura is the unevenness in a workplace. The term mura originated within the Toyota Production System. Mura often causes disruptions in flow, throughput and places unnecessary strain on employees.