ITI Mechanic Refrigeration and Air Conditioner is a simple e-Book for ITI Mechanic Refrigeration and Air Conditioner JOB Interview & Apprentice Exam. It contains objective questions with underlined & bold correct answers MCQ covering all topics including all about personal safety and machinery safety, manipulating tools, instruments and equipments in refrigeration workshop, fitting and sheet metal works related to repair refrigeration and air conditioning equipments, electrical area to measure current, voltage, resistance.