Safe Plugs

Plugs must be wired correctly:

• The right coloured wire is connected to each pin, and firmly screwed in.
• No bare wires are showing inside the plug
• The cable grip is tightly fastened over the cable outer layer

and made of the right stuff..

• The metal parts are made of copper or brass because these are very good conductors
• The case, cable grip and cable insulation are made of rubber or plastic because they're really good insulators, and flexible too

Appliances must be earthed or insulated

• There are three wires in…