Product quality can then be defined as: The composite product characteristics of engineering and manufacturing that determine the degree to which the… - Armand V. Feigenbaum

Several of the quality-control methods have been carried on in industry for many years. What are new in the modern approach to quality control are integration of these often uncoordinated activities into an over-all administrative program for a factory and the addition to the time-tested methods used of a few new techniques which have been found useful in dealing with and thinking about the increased emphasis upon precision in manufactured parts.

Product and service quality can be defined as the total composite product and service characteristics of marketing, engineering, manufacturing, and maintenance through which the product and service in use will meet the expectations of the customer.

The outstanding quality accomplishments of industry during the past decade are familiar history. Particularly during World War II, the accomplishments made by the precision equipment in our tanks and guns and planes were indelibly impressed upon the entire world. This results side of the quality picture makes impressive reading.