Refrigerant containers with more than 20 pounds can only be sold to individuals who hold what certification?

The correct answer highlights that individuals who seek to purchase refrigerant containers holding more than 20 pounds must hold either Section 608 or Section 609 certification. Section 608 certification relates specifically to the handling and management of refrigerants used in air conditioning and refrigeration systems. This certification ensures that individuals are trained in the proper handling techniques, environmental impacts, and compliance with regulations regarding refrigerants.

On the other hand, Section 609 certification is focused on the servicing of motor vehicle air conditioning systems, which also necessitates knowledge of refrigerant handling. Having either of these certifications satisfies the regulatory requirements for purchasing large quantities of refrigerant, as it indicates the technician possesses the necessary knowledge to manage and avoid potential hazards associated with refrigerants.

This regulation is in place to ensure that the handling of refrigerants is done responsibly and in accordance with environmental laws, thus preventing improper use or release of these substances into the atmosphere. Other certifications like Section 601 and Section 610 do not pertain to refrigerant handling; therefore, they do not qualify an individual for the purchase of such containers.