Sometimes people have trouble coming to grips with the cost of poor performance. When this happens, it is time to build an analogy using some Total Quality Management principles. Whether you are a Deming or Juran advocate, looking at performance from a TQM perspective just makes good sense. Both of these men were leaders in their field and both made substantial contributions to productivity and quality for thousands of organizations.
Any manufacturing process starts with raw material.
Not just any raw material, but material that meets rigorous specifications for quality and consistency. Someone must first have a vision of the final output. This visionary person passed information to design engineers who specified the required strength, ductility, hardness, durability and necessary chemical resistance for the raw material. The finished specifications were forwarded the purchasing department where they were used to locate suitable vendors. Vendor product arrived at the factory door where it was tested against specifications.