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Details for Mixing and Blending Machine Setters, Operators, and Tenders


Set up, operate, or tend machines to mix or blend materials, such as chemicals, tobacco, liquids, color pigments, or explosive ingredients.


  • Dump or pour specified amounts of materials into machinery and equipment.
  • Open valves to drain slurry from mixers into storage tanks.
  • Examine materials, ingredients, or products visually or with hands, in order to ensure conformance to established standards.
  • Observe production and monitor equipment to ensure safe and efficient operation.
  • Add or mix chemicals and ingredients for processing, using hand tools or other devices.
  • Compound and process ingredients or dyes according to formulas.
  • Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.
  • Operate or tend machines to mix or blend any of a wide variety of materials such as spices, dough batter, tobacco, fruit juices, chemicals, livestock feed, food products, color pigments, or explosive ingredients.
  • Read work orders to determine production specifications and information.
  • Start machines to mix or blend ingredients; then allow them to mix for specified times.
  • Stop mixing or blending machines when specified product qualities are obtained, and open valves and start pumps to transfer mixtures.
  • Tend accessory equipment such as pumps and conveyors to move materials or ingredients through production processes.
  • Weigh or measure materials, ingredients, and products to ensure conformance to requirements.
  • Clean and maintain equipment, using hand tools.
  • Collect samples of materials or products for laboratory testing.
  • Record operational and production data on specified forms.
  • Test samples of materials or products to ensure compliance with specifications, using test equipment.
  • Transfer materials, supplies, and products between work areas, using moving equipment and hand tools.
  • Unload mixtures into containers or onto conveyors for further processing.


  • Realistic - Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
  • Investigative - Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.
  • Conventional - Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.

Education, Training, Experience

  • Education - These occupations usually require a high school diploma.
  • Training - Employees in these occupations need anywhere from a few months to one year of working with experienced employees. A recognized apprenticeship program may be associated with these occupations.
  • Experience - Some previous work-related skill, knowledge, or experience is usually needed. For example, a teller would benefit from experience working directly with the public.


  • Clerical - Knowledge of administrative and clerical procedures and systems such as word processing, managing files and records, stenography and transcription, designing forms, and other office procedures and terminology.
  • Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Production and Processing - Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.
  • Chemistry - Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.


  • Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Operation and Control - Controlling operations of equipment or systems.

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