Which of the following statements is true regarding patching?

Patching involves repairing or reinforcing an area that has been damaged, and it is important to adhere to specific guidelines to ensure the integrity of the component being repaired. The statement regarding patching only being permitted for panels is inaccurate as patching can apply to various components of a container, including floors, doors, and roofs, not just panels.

The correct understanding of patching relates to the structural and aesthetic requirements of a container. When patching, one must consider the size and extent of the damage, as well as how the repair will affect the overall functionality and safety of the container.

In fact, patching should ideally not exceed the original size of the damaged component to maintain the structural integrity and prevent complications such as undue stress or failure points. Therefore, while patching is a necessary repair technique within the realm of container maintenance, it's crucial to recognize that it is not limited to a specific type of component like panels. Proper training and guidelines define how to effectively perform patches on various container components.