Yes, book trucks can be used for purposes other than transporting books. These versatile carts, typically equipped with multiple shelves and wheels, can serve a variety of functions across different settings. In offices, they can be used to organize and transport files, office supplies, or equipment between departments. In educational institutions, they can assist in moving teaching materials, art supplies, or science equipment. In retail environments, book trucks can be repurposed to display merchandise, such as clothing, accessories, or promotional items, allowing for easy rearrangement of store layouts. 
In healthcare facilities, they can be used to transport medical supplies, patient records, or personal items for patients. At home, book trucks can serve as mobile storage units for toys, kitchen supplies, or gardening tools, providing a flexible solution for organizing and decluttering spaces. In workshops or garages, they can hold tools, hardware, or project materials, facilitating easy access and mobility. 
Additionally, book trucks can be creatively used in events or exhibitions to display brochures, samples, or informational materials, enhancing the ease of setup and teardown. Their sturdy construction and mobility make them ideal for any situation requiring organized transport or display of items. Overall, the adaptability of book trucks makes them a practical choice for a wide range of applications beyond their traditional use in libraries.