How should hazardous materials be indicated in transportation bills?

In transportation bills, it is crucial to clearly indicate the presence of hazardous materials to ensure safety and compliance with regulations. Highlighting and marking these materials with an "X" or "RQ" (Reportable Quantity) is the correct method because it provides immediate visual recognition of the materials that may pose safety risks or require special handling.

This method helps to alert drivers, shipping personnel, and any others involved in the transportation process about the potential hazards associated with the materials. By using specific markings like "X" or "RQ," it aligns with federal regulations that govern the transport of hazardous materials, ensuring that everyone is aware of the risks and can take appropriate precautions.

Other methods, such as simply highlighting in yellow or listing hazardous materials last, do not provide the same level of clarity or compliance with safety standards. Relying solely on RQ or other unclear indications is insufficient as it may not be recognizable enough for those needing to interpret the documents quickly in emergency situations. Therefore, the practice of clearly marking hazardous materials with visual indicators is essential for safety and effective communication in the transport of hazardous materials.