The reason behind this advice is that a double plug socket doesn't offer twice the power capacity of a single socket (20A vs 13A), posing a risk of fire if overloaded with multiple high-energy ...

This is because a double plug socket does not actually have double the power of a single socket (20A vs 13A), so you can risk causing a fire by overloading it with two power hungry appliances at a ...

The 13A socket has a shutter mechanism which opens only when the earth pin is inserted into it. This means the risk of electric shock is very low. There is a fuse inside the 13A plug which offers ...