Why you need a thermostats, and why the wall heater is the coolest thing ever

The first thermostatic thermostave was introduced in the 1940s.It was a massive improvement over a wall-mounted air conditioner.It could run continuously for hours, turning on and off automatically.Today, thermostators are ubiquitous in most homes.Some models, like the ones you see on the inside of your fridge, are more efficient than others.However, most of the time, …