Indoor Work × Keywords: Luster
2 jobs found.
Pearl Processing and Sorting Worker
Pearl processing and sorting workers apply processes such as polishing, drilling, and degreasing to cultured pearls, and sort and grade them based on quality standards such as color, shape, size, and luster. They ensure product quality and supply materials to the jewelry manufacturing process.
Mercerizer Worker
Specialist in textile processing who applies caustic soda treatment to cotton yarn or woven fabric to improve luster, strength, and dye affinity.