Air conditioning and Refrigeration Book
air conditioning are cooling and dehumidification of indoor air for thermal comfort or in other way we can says that modifies the condition of air include Cooling, heating, ventilation or disinfection of air.
and as we see that purpose of refrigeration is keep food or other material keep cold, here you will learn about refrigeration process, include direct Expansion Systems and Absorption Systems or AC or refrigeration, then Centrifugal Systems, Centrifugal Water Pumps, Water Treatment and Electronic Control Systems of refrigeration process
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or you can buy see more about refrigeration in amazon