A professional who tends melting kettle to remelt metal scrap, dross, and skimmings to recover lead, cadmium, zinc, or other nonferrous metals and cast it into pig molds for reuse. Respnsibilities include:

• Charges kettle manually or using shovel or hoist.
• Ignites burner to melt and heat metal.
• Observes thermometer or color of molten metal and adjusts temperature control or turns valve to adjust fuel supply to obtain pour temperature.
• Stirs and skims molten metal, using bar and skimming tool.
• Drains, ladles, or pumps metal into molds.