What are the three types of propane containers mentioned?

The three types of propane containers mentioned are ASME tanks, DOT cylinders, and FAA cylinders.

ASME tanks are designed for stationary installation and are often used in commercial and industrial applications. They are built to more stringent standards and are larger in size, making them suitable for higher volume storage of propane.

DOT (Department of Transportation) cylinders are portable containers that are used for a variety of applications, including residential BBQ tanks. These cylinders are manufactured to specific safety standards that allow for transportation and use in various settings.

FAA cylinders refer to containers that are regulated by the Federal Aviation Administration, typically used in aviation applications. These are designed to meet strict safety requirements for transporting propane on aircraft, ensuring the safety of both the cargo and the aircraft.

This combination reflects the diversity in the types and uses of propane containers, indicating their respective applications in different fields such as residential, commercial, and aviation.