If The Machine That Changed the World is a description of the Toyota system in the industry of its origin, Lean Thinking is a generalization of the basic concepts so they can be applied to any company in any industry. The authors begin by summarizing the five inherent principles in any lean system: 1 correctly specify value so you are providing what the customer actually wants, 2 identify the value stream for each product family and remove the wasted steps that don't create value but do create muda (waste), 3 make the remaining value-creating flow continuously to drastically shorten throughput times, 4 allow customer to pull value from your rapid-response value streams as needed (rather than pushing products toward the customer on the basis of forecasts), and 5 never relax until you reach perfection, which is the delivery of pure value instantaneously with zero muda. (The first part of Lean Thinking devotes a chapter to each of these principles.);In the second part, the authors describ