Summer is here, and the heat is rising. Staying cool at home is very important now. Air conditioners are good but expensive. They also use a lot of electricity.

Air conditioners can cost hundreds of pounds, they weigh a ton, they need to be vented, and they use a lot of electricity.

The heat is on, fans are useless, ACs are too expensive; so let's buy a cooler. In summer, it's become impossible to stay ...