Keywords > Foreign Matter Removal
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52 jobs found.
Serplane Inspector (Raw Silk Manufacturing)
A profession that inspects raw silk on serplanes in the raw silk manufacturing process, detecting defects and evaluating quality such as dimensions and luster.
Fruit Sorting Worker (Wholesale/Retail Stores, Shipping Cooperatives, Agricultural Cooperatives)
A job that sorts agricultural products (fruits and vegetables) based on shape, color, and quality, and performs grading and packing into boxes.
Washing Worker (Abrasive Grain Manufacturing)
This occupation maintains quality by washing abrasive grains (abrasives) produced in the manufacturing process and removing impurities.
Cotton Combing (combing) Machine Operator
This occupation involves operating and inspecting combing machines that remove impurities from cotton raw materials to produce fiber bundles called slivers.
Cotton Comber
A manufacturing technician who combs cotton fibers, removes impurities to produce uniform fibers, and prepares them in a state suitable for the next spinning process.
Carbonization Worker (Wool Yarn Spinning)
A manufacturing job in a wool yarn spinning factory that performs carbonization processing using acid treatment and heating to remove impurities from raw materials and produce standard products for the next process.
Tea Leaf Sorting Worker
This occupation involves sorting and selecting tea leaves by grade and standards using manual labor or machines in tea factories to ensure quality, and removing defective leaves and foreign matter.
Hand Ore Sorter
An industrial job that involves sorting ore by naked eye or manually to remove impurities and low-value minerals.
Electrolytic Copper Manufacturing Worker
Worker who manufactures high-purity copper using the electrolytic refining method. Performs electrolytic cell operation management, quality inspection, and safety and health management.
Converter Worker (Non-Ferrous Metal Smelting)
A manufacturing technician who operates a converter to melt and refine non-ferrous metals at high temperatures, adjusts chemical composition, and produces high-purity metal products.