Two meters of empty space are to be allocated between primary and secondary containment. CCTV equipment is installed in the north-eastern and south-western corners. Special Containment Procedures: All live instances of SCP-3199 are to be contained on Site-114 within a modified Keter humanoid containment chamber (hereby referred to as primary containment), the walls of which should be coated in approximately two centimeters thick acid-resistant steel. First clearly recorded instance of SCP-3199, taken during initial recovery.