Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. organic material
7. soap (organic material)
8. hard soap

Narrower term/s

• Marseilles soap

Anotations

Scope note:

A type of hard soap that is mild, odorless, and white or semitransparent, made with olive oil or other vegetable oils and sodium hydroxide or sodium carbonate. Castile soap is used to clean leather (saddle soap) and other items.