Hierarchy classification:

1. top of the aat hierarchies
2. Physical Attributes Facet
3. Attributes and Properties (hierarchy name)
4. [attributes and properties by specific type]

Anotations

Scope note:

Use to describe things produced by human action, as opposed to by natural causes, usually those things intended to substitute for their natural counterparts. For things produced by human action but not substituting for natural counterparts, use "man-made." For things produced specifically by synthesis, use "synthetic."