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. [processes and techniques by material]
6. textile processes and techniques
7. [textile finishing processes and techniques]

Anotations

Scope note:

Treatment of cotton yarn or fabric by immersion in a caustic solution of sodium hydroxide or other chemical base. Fibers so treated swell permanently, and the cotton is made stronger and more lustrous. Named after Alexander Mercer (1791-1866), who perfected the process.