production is concentrated to detonation systems such as Nonel that was invented by the engineers in Gyttorp during the 1960s. The once in all aspects dominating factory that around 1980 had 1600 employees today has a workforce of less than a fifth of that figure. Shotgun shells have been produced in Gyttorp since 1908 under the brand Gyttorp. The production was started by Gyttorps Sprängämnes AB but today it's produced by the company Gyttorp AB. Riksdag elections References Jan Eric Almqvist: Herrgårdarna i Sverige under reformationstiden (1523–1611). Skrifter utgivna av Rättsgenetiska institutet vid Stockholms Högskola 3. Stockholm 1960. Erik Andrén: Nitroglycerin Aktiebolaget 1864–1964. Gyttorp 1964. Johan Johansson: Om Noraskog II. Stockholm 1881–1882. Sören Klingnéus: "Från Nerikes faktori till Bofors. Krigsindustrin i Örebro län." In Närkingar i krig och fred. Närkes Militärhistoria, vol 1. Kumla 1989. Mats Wahlberg [ed]: Svenskt ortnamnslexikon. Språk- och folkminnesinstitutet, Uppsala 2003. External links Orica Mining Services Gyttorp AB Gyttorps byalag Populated places in Örebro County Populated places in Nora Municipality