A professional who tends machine that removes dirt and other foreign particles from salt prior to storage or processing into commercial products. Respnsibilities include:

• Starts conveyor that transfers required quantity of salt into tank of water to prepare saline solution of specified density.
• Turns valve to admit cleaning solution into machine.
• Observes operation to detect equipment malfunction and to ensure that salt meets standards of cleanliness.
• Pumps dirty solution into tank and adds soda ash and lime to cause dirt and foreign matter to precipitate and settle.
• Draws sample of clean solution for laboratory analysis.
• May be designated according to stage of treatment at which salt is cleaned as Salt Washer, Harvesting Station; Salt Washer, Processing Station.