Social & Preventive Medicine Nutrition and health 39b2a812 Efficiency of pasteurization can be best assessed by? A Oxidase test B Phosphatase test C Catalase test D Indole test High-Yield Explanation Phosphatase test is widely used yo check the efficiency of pasteurizationREF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-606.