A professional who tends machine that mixes specified amounts of additives and raw salt to fortify salt products, such as table salt, salt tablets, and block salt. Respnsibilities include:

• Weighs out specified amounts of additives, such as potassium iodide, magnesium carbonate, garlic, and spices, using scale, and dumps them into drum of mixer.
• Starts automatic weighing machine that weighs out prescribed amount of salt.
• Moves levers to transfer salt from scales to mixing drum and starts mixer.
• Pushes lever to open bottom of mixer and discharge mixed product into packing bins or into feed hopper of tablet compressor.
• May tend vibrating screens to size salt crystals.
• May be designated according to product for which salt is mixed as Mixer Operator, Raw Salt (chemical); Mixer Operator, Tablets (chemical); Mixer Operator, Vacuum-Pan Salt (chemical).