Which section of CSA B52 contains information on refrigerant classification?

Section 1 of CSA B52 provides the foundational information regarding refrigerant classification. This section outlines the various types of refrigerants, their properties, and the criteria used to categorize them. Understanding refrigerant classification is essential for refrigeration operators because it impacts safety practices, handling procedures, and regulatory requirements. By knowing the specific classifications of refrigerants, operators can better assess the hazards associated with each type, leading to more informed decision-making regarding equipment selection, maintenance procedures, and compliance with safety standards. This foundational knowledge is critical in ensuring the safe handling and usage of refrigerants in refrigeration and air conditioning systems.