consumed 893 kWh per month, corresponding to an ongoing average power consumption per household of 1.22 kW.

Raising the temperature of 1 litre of water from room temperature to the boiling point with an electric kettle takes about 0.1 kWh.

A 12-watt LED lamp lit constantly uses about 0.3 kWh per 24 hours and about 9 kWh per month.

In terms of human power,