Insulation and grounding are two recognized means of preventing injury during electrical equipment operation. Grounding may be achieved through the use of direct connection to a known ground such as a metal cold water pipe. Electrical safety is much more than plugging your equipment into a receptacle and beginning work.
This program focuses on the safe use of GFCIs. Explains what GFCI’s are all about—how they work and general safety procedures for protecting against electrical shock. (Producer: Digital 2000)