Summer is upon us, and as temperatures rise, one of the most important inventions of the modern era comes to the rescue: air conditioning. Whether you’re at home, at work, or out and about, it’s likely that you’ll encounter an AC unit at some point during the hot months. But have you ever wondered how these magical machines actually work? In this article, we’ll explore the science behind AC units and how they keep us cool. So grab a cold drink and get ready to chill out with Chilling 101!