A hazard class name or ID number cannot be used to describe what?

The classification of hazardous materials is essential for safety and regulatory purposes, and it is linked to how materials are identified and handled in transport. Hazard class names and ID numbers provide specific information about materials that fall into established categories of hazard, such as explosives, flammable substances, or toxic agents.

However, when it comes to non-hazardous materials, these classifications do not apply. Non-hazardous materials do not have a designated hazard class name or ID number because they do not pose a risk that requires special handling or transport procedures. Thus, it is not appropriate or meaningful to use a hazard class name or ID number to describe non-hazardous materials, as these identifiers are specifically reserved for materials that require heightened awareness and precaution due to their potential hazards.

In contrast, explosive materials and chemical agents are indeed categorized using hazard class names or ID numbers, and emergency procedures are also tied to specific hazards that necessitate clear communication of risks and necessary responses during transport incidents.