Numerical & Quantitative Analysis × Keywords: Chemical Solutions

2 matching jobs found.

Silicon Wafer Cleaning Worker

Specialist profession that removes fine contaminants adhering to the surface of silicon wafers using chemical solutions or ultrapure water to maintain the quality of the semiconductor manufacturing process.

Artificial Pearl Processing Worker

A profession responsible for the manufacturing process of imitation pearls, handling everything from bead forming to coating, coloring, polishing, and quality inspection.