In contrast to air quality and humidity, temperature mainly affects our comfort. As a result, we notice this property of air almost immediately. As soon as it gets cold outside, energy costs shoot up, and when the first rays of sunshine appear, we quickly seek out the cool. So a distinction can be made between cold and warm temperatures. Because everyone is involved in this every day, this characteristic requires the least explanation. However, we would like to explain the various methods of cooling or heating the temperature.