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. condition changing (processes)
6. surface or structural changes

Anotations

Scope note:

In plaster, the appearance of small, cone-shaped holes up to a quarter inch in diameter; caused by the expansion of lime or foreign material and occurring between three months and up to one year after the plaster has set.