C. P. Arora?s Refrigeration and Air Conditioning 3rd Edition is a comprehensive book for undergraduates of Mechanical Engineering and those in similar courses. The book comprises of a detailed yet simple approach to the subject matter, covering the various developments in alternate refrigerants and their applications. The content has been prepared for students with a basic understanding of elementary thermodynamics. It is indispensable for anyone studying refrigeration and air conditioning, taking a broad view so as to show its applications across all industries.