losed-circuit television keeps a permanent view of the facility. It ensures speedy observation and verification of incidents from the safety of a central monitoring room.

Multiple remote locations can be observed simultaneously by CCTV systems. Should an incident occur, information gathered from continuous recording might be used for identification and investigative purposes.

In hospitals, universities, schools, railway stations, supermarkets, city centre and military installations, CCTV cameras are used extensively as a deterrent and the raise the overall levels of security.