Unit groups and their descriptions

Code	Title	Major group	Sub-major group	Group	Occupations
8181	Glass and ceramics plant operators	Plant and machine operators, and assemblers	Stationary plant and machine operators	Other stationary plant and machine operators	23
8182	Steam engine and boiler operators	Plant and machine operators, and assemblers	Stationary plant and machine operators	Other stationary plant and machine operators	13
8183	Packing, bottling and labelling machine operators	Plant and machine operators, and assemblers	Stationary plant and machine operators	Other stationary plant and machine operators	10
8189	Stationary plant and machine operators not elsewhere classified	Plant and machine operators, and assemblers	Stationary plant and machine operators	Other stationary plant and machine operators	12