If you are like most of us in the HVAC industry, you are a hands-on person - you don‘t want to mess with a lot of theory, but just get in and get the job done. But a refrigeration system is different ...

Thermodynamics, as with most concepts in science and physics, is most accurately described using mathematical equations. However, simple explanations, although not perfectly accurate, are sufficient ...

In warm countries such as Sri Lanka, the very mention of the word air conditioning brings to mind a cool and comfortable environment. However, in cold climates, air conditioning could mean the heating ...

Samantha Hunter is a professional copy editor who has worked with Ms. Magazine, Spin and VH1. She has also written for MarthaStewart.com, Essence.com, Esquire.com, GoodHousekeeping.com, RealSimple.com ...