If 1.75 million people use a kettle 5 times a day to boil 1 litre of water, over the course of 1 year this will produce the equivalent amount of CO₂ as the weight of the largest ship to pass through the Suez Canal – a mighty 194,849 tonnes.

The top 5 complaints about kettles are: (1) Noisy kettles. (2) Leaky kettles. (3) Kettles that continue to heat water after boiling point. (4) Difficult lids. (5) Poor or unclear water gauges