Melt or refine metal before casting, calculating required temperatures, and observe metal color, adjusting controls as necessary to maintain required temperatures.
- 51-4121.00 Welders, Cutters, Solderers, and Brazers
- 51-4191.00 Heat Treating Equipment Setters, Operators, and Tenders, Metal and Plastic
- 51-9195.04 Glass Blowers, Molders, Benders, and Finishers
- 51-9195.00 Molders, Shapers, and Casters, Except Metal and Plastic
- 51-9124.00 Coating, Painting, and Spraying Machine Setters, Operators, and Tenders