Which type of testing is included as part of regulatory requirements?

Non-destructive testing (NDT) is a crucial component of regulatory requirements because it allows for the inspection of materials and structures without causing any damage. This type of testing is particularly important in industries where the integrity and safety of components are paramount, such as aerospace, manufacturing, and construction.

Regulatory bodies often mandate NDT to ensure compliance with safety standards and to prevent failures that could result in catastrophic outcomes. NDT techniques can include ultrasonic testing, radiographic testing, magnetic particle testing, and eddy current testing, among others. These methods help identify defects or discontinuities in materials, ensuring that products meet the necessary safety and performance criteria without compromising their usability.

In contrast, the other types of testing mentioned may not be universally applicable to regulatory requirements. Variant testing typically refers to assessing changes in process or product designs. Visual assessments rely heavily on human interpretation and may not provide the level of assurance required for regulatory compliance. Laboratory chemical tests can be important in specific contexts but are not broadly covered under regulatory requirements as a standard. Thus, NDT is marked by its critical role in meeting stringent safety regulations.