A professional who tends machines that drain, filter, dry, crush, and package slime from electrolytic tanks, preparatory to recovery of valuable metals, such as gold, silver, platinum, and vanadium. Respnsibilities include:

• Pulls lever to drain and filter slime from electrolytic tanks into storage tank.
• Drains slime into machine to subject it to heat and pressure to remove moisture.
• Starts conveyor to transport dry slime to automatic grinder machine.
• Observes flow of slime from grinder into container.
• Weighs container, and marks weight on container and tally sheet.
• Inspects tanks for leaks and other defects.
• Collects samples of liquids for analysis.
• May tend machine which dries and presses slime into cakes for shipment.
• May transfer electrolyte from one tank to another by passing it through intermediate steam-heated tank, offsetting evaporation by adding hot water.
• May smooth surface of starting sheets with sandpaper to remove pits and scratches.