n Management Today - Business improvement : a glossary of terms

Volume 29, Issue 8
  • ISSN : 1027-4324



Waste is a Lean term used to identify activities in a process that do not add any value. In Lean, waste is commonly described as having eight types and can be remembered using the abbreviation TIM WOODS. This can be seen in the illustration below.

The idea of eight wastes is useful because it allows a company to categorise problems and then focus attention in the appropriate areas once they have been identified. There are many tools and techniques in the Lean tool box which can be applied to many areas of production in order to tackle any one of these wastes.

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