SCP-939-1, -3, -19, -53, -89, -96, -98, -99, and -109 are kept in Cell 1163-A or 1163-B, 10 m x 10 m x 3 m containment chambers within Armed Bio-Containment Area-14. Both cells are environmentally regulated and negatively pressurized, with walls constructed of reinforced concrete. Access to these cells is regulated by an outer decontamination chamber and inner gas-tight steel security doors. Observation windows are constructed of laminated ballistics glass 10 cm in thickness protected by a 100kV