In ordinary conversation, when the term air conditioning is mentioned, people automatically take it to mean cooling room temperature. Technically speaking, though, air conditioning is the process of controlling room temperature through various means that involve ventilation, heating and cooling. In construction, it is referred to as HVAC. What is air conditioning? You know air conditioning makes you feel cold. But air conditioning is more than just cooling. It means keeping the temperature and humidity (moisture content) of the air in an enclosed space, be it a single room or an entire building, at a level just right for the comfort of the people inside. It also means circulating air and adding moisture if needed. In summer, this means removal by passing air over cold tubes that collect water from the air, just as water droplets condense on a cup of cold water on a hot, humid day. In fact, we would roughly say that air conditioning means creating a comfortable industrial climat
