Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. surface preparation materials
7. size (material)

Anotations

Scope note:

Material used as a paper or fabric sizing, manufactured by treating wood pulp with caustic soda and with carbon bisulphide, resulting in a brown-yellow mass containing about 25 percent cellulose, which may be dissolved in water to a solution of variable concentration.