IG Metall - Der IG Metall, the German metalworkers union (mostly German language).
International Metalworkers' Federation - Federation of national unions, representing more than 20 million blue- and white-collar workers in the metal industry in nearly 100 countries.
Metallindustriarbetarförbundet - Metall, the Swedish Metalworkers Union has about members in the engineering and automobile industry, shipyards, steelworks, workshops, mines, forges, and so on. (In Swedish or English.)
