Mechanical cooling covers everything from earth ducts to absorption refrigeration. The latest in the series, Illustrated Guide to Mechanical Cooling, runs through the entire gamut of cooling techniques and technologies, explaining their systems in easy and accessible language. The guide starts with a general overview of the various cooling systems and their purpose in maintaining comfortable conditions in buildings. Describes the main mechanical refrigeration systems and their application principles, the types of refrigerants available, and the various ways in which renewable forms of energy can be used. The guide also provides some key commissioning and maintenance guidance, along with key design checks for each technology described.