A safety certificate issued by an electrician after new electrical work is carried out, ensuring it conforms to the UK national standard BS 7671.
Electricity generated by coal, oil, and natural gas.
The infrastructure that transports all electricity and gas across the UK. The national grid feeds into the distribution networks.
A meter that allows you to see your energy consumption in real-time and that communicates directly with your energy supplier.
A gigawatt is equivalent to 1 billion watts. This would power more then 10 million light bulbs.
Also known as a supply number, a meter point administration number is a 13-digit code unique to every electric meter.
The difference between the electricity that is supplied and the electricity that is converted into power, which indicates electricity wastage.