Publisher's Synopsis
Electrical work round the home is perfectly safe if you take the ideal precautions. The first rule to stop an electric shock is to shut off the electricity to some thing you are working on. But it's not usually so simple. Some things round the home create an electric cost even when they're powered off. There are also tasks that require the use of electricity, so there may be some risk of shock during this work. And it's necessary to know how to shut down electrical home equipment, to prevent shock that can happen even when you are not touching any wiring.
