Quality control × Career Path: Line manager

2 jobs found.

Crushed sand manufacturing equipment operator

This occupation involves operating and maintaining equipment that crushes and pulverizes raw stones or by-products, adjusts them to the specified particle size, and manufactures crushed sand.

Ammonium sulfate manufacturing worker

A job that manufactures ammonium sulfate (ammonium sulfate) by reacting sulfuric acid and ammonia, and performs purification, drying, and quality control.