quality control
process or activity to ensure the quality of products and services provided to customers
Laboratory quality control
set of measures to detect, reduce, and correct deficiencies in a laboratory's internal analytical process prior to the release of patient results, in order to improve the quality of the results reported by the laboratory
reliability of Wikipedia
overview about the reliability of Wikipedia
food inspection
examination of foods to assure wholesome and clean products
security control
safeguard or countermeasure to avoid, detect, counteract, or minimize security risks to physical property, information, computer systems, or other assets
functional testing
quality control test that is performed during the last phase of the production line