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. [sound-related processes and techniques]

Additional parents:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques
4. processes and techniques by specific type
5. image-making processes and techniques
6. filmmaking and filmmaking processes and techniques
7. filmmaking processes and techniques
8. special effects

Anotations

Scope note:

The production of sounds other than speech or music, naturally or artificially reproduced, to make desired effects in a motion picture, video recording, radio or television program, or live theatrical stage presentation.