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Atrium Carceri is a Swedish musical project by Simon Heath, initially released by industrial record label Cold Meat Industry. Fourteen full-length albums have been released so far, as well as fourteen collaboration albums together with other artists of the genre. In 2011 Atrium Carceri left Cold Meat Industry and started the Dark Ambient label Cryo Chamber. Simon Heath also released eleven albums under the name of his side project Sabled Sun.