Which of the following is NOT one of the 7 forms of waste?

Time, while often a critical aspect of efficiency and productivity in lean methodologies, does not specifically qualify as one of the traditional 7 forms of waste defined in Lean principles. The 7 forms of waste, which focus on identifying and eliminating inefficiencies in processes, include transport, inventory, overproduction, waiting, overprocessing, defects, and motion. Each of these categories targets distinct inefficiencies that can lead to increased costs and decreased value.

Transport waste refers to unnecessary movement of materials or products, which adds no value. Inventory waste involves holding excess stock that is not needed for immediate production, tying up resources and capital. Overprocessing reflects activities that consume more resources or time than necessary to create a product, often due to overly complex processes or unneeded features.

Thus, while time is an important element in evaluating company performance and workflow, it isn't categorized as one of the specific forms of waste within this framework. This distinction is crucial for individuals looking to apply Lean principles effectively in their processes.