Dairy engineering involves the use of technology to make the dairy products are more advanced, hitech and useful. The first chapter of the book explains definitions and terms. Steam and steam boilers, boiler settings and boiler fittings and accessories are depicted in chapter II-IV. Chimneys, combustion-firing, the steam engine, steam piping and accessories are given in chapter V-VIII. Exhaust steam and its uses, sources of heat loss in small steam plants, the internal combustion engine, transmission of power and the compression refrigerating system are discussed in chapter IX-XII. The Dairy Engineering book will be value to students, teachers and researchers of dairy engineering and other research centers and libraries..