Bricklayer (Brick & Tile)

Manufacture of hollow glassware (bottles, jars and similar articles) for the conveyance or packing of goods

Manufacture of decorative items of glass

Manufacture of other refractory articles n.e.c.

Manufacture of statuettes and other ornamental ceramic articles

Manufacture of electrical insulators and insulating fittings of ceramics

Manufacture of ceramic laboratory, chemical and industrial products

Manufacture of ceramic products n.e.c.

Manufacture of quicklime, slaked lime and hydraulic lime (excluding chewing lime)

Manufacture of plasters of calcined gypsum or calcined sulphate

Manufacture of other cement and plaster n.e.c.

Manufacture of asbestos sheets

Manufacture of dental fillings and cements (except denture adhesive or cement), dental wax and other dental plaster preparations; manufacture of dental laboratory furnaces, dental instruments, artificial teeth, bridges and similar products made in dental labs