Work In Process (WIP): Lean Glossary

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Work in Process: What Is It?

Work in Process are the items between process steps within a value stream.  In Lean systems, standardised Work in Process is the minimum number of parts, including parts in machines or queues, needed to keep a department of process step flowing smoothly.

A Supermarket is one of the most common standard ways for implementing Work in Process if necessary.

By David McLachlan

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