Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. food
7. beverages
8. tea (beverage)

Anotations

Scope note:

A fermented tea made by incubating the kombucha culture, a symbiotic colony of bacteria and yeast. In conservation, this tea has an enzyme content that has been applied successfully in the cleaning of crystal fouling on archaeological silk objects.