Let's take a tour of your teeth. Look in the mirror at your own teeth or check out a friend's smile. The part of the tooth you can see, which is not covered by the gum (your gums are the pink, fleshy part), is called the crown.
Factory Acceptance Testing. Testing by a manufacturer of a particular product to validate its conformance to performance specifications and ratings. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001).
The aim of this document is to try to describe the requirements concerning factory acceptance testing, FAT, according to the standard IEC 61511. The FAT is a customized testing procedure for different. types of systems and the tests are executed before the final installation at the plant.