It is a common practice to lockout and/or tagout control devices. In a nuclear power plant’s control room with its many analog controls, you might (for example) see red covers over specific switches.

TASERS are increasingly used to subdue suspects or as personal weapons. TASERS, also called "electrical control devices," have been used by law enforcement since the mid-1970s, with the intention to ...

Smart plus with wifi is a modern marvel which provides convenient and easy controlling access at hand, one can connect their ...