The categories typically include:
- People: Anyone involved with the process.
- Machines: Any equipment, computers, tools, etc. required to accomplish the job.
- Materials: Raw materials, parts, pens, paper, etc. used to produce the final product.
- Measurements: Data generated from the process that are used to evaluate its quality.
- Environment: The conditions, such as location, time, temperature, and culture in which the process operates.
- Methods: How the process is performed and the specific requirements for doing it, such as policies, procedures, rules, regulations and laws.