How should empty containers that have been picked up be treated?

The correct approach to handling empty containers that have been picked up is to store them as if they are full, with all openings capped. This practice is vital for safety and compliance. Maintaining all openings capped prevents any potential release of residual propane vapor, which could pose a fire hazard or health risk. It also helps to mitigate environmental concerns, as escaped propane can contribute to air pollution.

Storing empty containers securely as if they are full is in line with industry regulations and safety protocols. This measure ensures that the containers are managed properly until they can be returned to the supplier or disposed of in a manner that adheres to local guidelines.

Other options would not provide the same level of safety or compliance. For instance, discarding them in regular waste could lead to environmental hazards and violate legal regulations regarding the disposal of hazardous materials. Similarly, storing them in a non-fenced area does not protect against theft or accidental damage, and returning them immediately is not always feasible due to logistics or operational considerations. Therefore, proper storage with all openings capped is essential for safe handling of empty propane containers.