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

Narrower term/s

• Burgundy pitch

Anotations

Scope note:

A sticky, black residue obtained from the distillation of coal tar, petroleum, or pine tar. Pitch is used as a sealant and wood preservative as well as a component in roofing, paving, and water proofing.