Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. separating
6. filtration
7. sieving

Anotations

Scope note:

Screening wet sediment in plastic state for aggregate particles larger than a certain size. In construction, refers to removal of particles from fresh concrete. In archaeology, a method of recovering animal and plant remains from archaeological deposits.