A professional who tends mixing kettles to mix and heat chemical ingredients to make cleaning and polishing compounds according to formula. Respnsibilities include:

• Weighs or measures specified amounts of ingredients on scale or in measuring containers.
• Pours or shovels ingredients into mixing kettles.
• Turns valves to regulate gas flame or steam pressure to maintain specified temperature in kettles.
• Starts agitator to mix ingredients for specified time.
• Turns valve to drain mixed ingredients into drums, filler machine, or storage tanks.
• Cleans mixers, kettles, scales, and work area, using solvent and rags.
• May mix ingredients in portable mixer.
• May be designated according to kind of cleaning or polishing product made as shoe-dressing maker.