Which of the following is NOT a requirement for handling refrigerant?

Handling refrigerants involves specific regulations and best practices to ensure safety and compliance with environmental standards. Among the listed requirements, emergency response training, while beneficial in a broader context, is not strictly mandated for all individuals handling refrigerants.

Proper training equips individuals with the knowledge necessary to handle refrigerants safely and effectively, while EPA certification is a legal requirement in the United States, ensuring that individuals understand the environmental impacts of refrigerants and the regulations governing their use. Experience with HVAC systems is also important because it provides practical knowledge about the systems that utilize refrigerants and the implications of improper handling.

Emergency response training, on the other hand, while it may help in managing potential accidents or leaks, does not fall under the specific regulatory requirements for those who directly handle refrigerants in the context of installation and maintenance. Therefore, this option stands out as not being a strict requirement for refrigerant handling.