Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. analysis and testing techniques
6. thermal analysis

Anotations

Scope note:

A technique that measures variations in temperature of an area, object, or organism by creating infrared images (thermograms) to detect discontinuities such as voids in solid structures, deteriorations in frescoes, biotic infestations of a surface, or tumors in human tissue.