Aluminiumsindustri
Aluminum industry
Innholdsbeskrivende emne
Topic
Stålindustri
Steel industry
Metallarbeid
Metal works
Nikkelverk
Nickle works
Metal industries
Metallindustri
Metal industry
Metallframstilling
Metal production
Støyperi
Støperier
Foundries
Humord
Metallurgiske industriar
Metallurgical industries
Metallurgiske industrier
(industri etter type)
(industry by type)