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. [subtractive processes and techniques]
6. cleaning

Anotations

Scope note:

Refers to the directed application of a steam producing device, as in spot cleaning of delicate materials such as paper and silk; use of a power steamer to clean stone; removal of dirt from carpets or cleaning of frescoes by means of steam-generating equipment.