Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by process]
7. pressure equipment

Narrower term/s

• canning autoclaves

Anotations

Scope note:

Airtight chambers that can be filled with steam under pressure or surrounded by another chamber for the steam and that are used for sterilizing, cooking, or other purposes requiring moist or dry temperatures above 212 degrees Fahrenheit without boiling.