In the last three decades there has been an increasing emphasis on the importance of the use of fidelity assessment on improving the science of psychological, social, and behavioral research.
A cleanroom is an area or enclosure in which the air has to be cleaned to a defined particle limit, usually in particles per cubic foot. In the United States most cleanrooms are discussed in terms of Classification Limits.
Cleanrooms are defined as a room or suite of rooms, in which the concentration of airborne particles is maintained within established parameters and where other factors are controlled to within specified limits. These rooms are designed to provide control of environmental factors including: