This minor group comprises machine operators and related workers in mineral and metal products processing and manufacturing, including machine operators, mineral and metal processing; foundry workers; glass forming and finishing machine operators and glass cutters; concrete, clay and stone forming operators; inspectors and testers, mineral and metal processing; metalworking and forging machine operators; machining tool operators; and machine operators of other metal products. They are employed by mineral ore and metal processing plants and cement processing plants; metal foundries and foundry departments of metal products manufacturing companies; glass and glass products manufacturing companies; concrete, clay and stone products manufacturing companies; sheet metal products manufacturing companies, sheet metal shops and other light metal products manufacturing establishments; structural steel fabrication, boiler and platework manufacturing companies and heavy machinery manufacturing companies; metal products and other manufacturing companies and machine shops; and in the shipbuilding, fabricated metal products, machinery and transportation equipment manufacturing industries.

This minor group comprises machine operators and related workers in chemical, plastic and rubber processing, including chemical plant machine operators; plastics processing machine operators; and rubber processing machine operators and related workers. They are employed in chemical, cleaning compound, ink and adhesive industries; by chemical processing departments in other industries; plastic products manufacturing companies; and tire manufacturers and other rubber products manufacturing companies.

This minor group comprises machine operators and related workers in pulp and paper production and wood processing and manufacturing, including sawmill machine operators; pulp mill, papermaking and finishing machine operators; paper converting machine operators; lumber graders and other wood processing inspectors and graders; and woodworking machine operators. They are employed by sawmills and planing mills; pulp and paper companies; woodrooms of pulp mills, wood treatment plants, waferboard plants and other wood processing plants; paper products manufacturing companies; and furniture, fixture and other wood products manufacturing establishments.

This minor group comprises machine operators and related workers in textile, fabric, fur and leather products processing and manufacturing, including textile fibre and yarn, hide and pelt processing machine operators and workers; weavers, knitters and other fabric making occupations; industrial sewing machine operators; inspectors and graders, textile, fabric, fur and leather products manufacturing. They are employed by textile manufacturing companies; leather tanning, fur dressing and leather and fur dyeing establishments; garment and mattress manufacturing companies; clothing manufacturers and other manufacturers of fabric products; furriers and fur products manufacturers; shoe and other leather products manufacturers; and footwear and other manufacturing establishments.

This minor group comprises machine operators and related workers in food, beverage and associated products processing, including process control and machine operators, food and beverage processing; industrial butchers and meat cutters, poultry preparers and related workers; fish and seafood plant workers; and testers and graders, food and beverage processing. They are employed by fruit and vegetable processing plants, dairies, flour mills, bakeries, sugar refineries, meat plants, breweries, leaf tobacco products plants and other food, beverage and associated products processing establishments; meat and poultry slaughtering, processing and packing establishments; and fish and seafood processing plants.

This minor group comprises printing equipment operators and related occupations, including plateless printing equipment operators; camera, platemaking and other prepress occupations; binding and finishing machine operators; and photographic and film processors. They are employed by rapid printing services, newspaper and magazine publishing companies and commercial printing companies; firms that specialize in colour graphics or platemaking and cylinder preparation and commercial publishing companies; binderies, other publishing companies and establishments in the public and private sectors that have in-house printing, binding and finishing departments; and film processing laboratories and retail photofinishing establishments.