What does "hazard class" refer to on shipping papers?

The term "hazard class" refers specifically to the category or type of hazardous material being transported. This classification is crucial for identifying the potential risks associated with the material and ensuring proper handling, storage, and transport in compliance with safety regulations.

Hazard classes are designated by specific numbers and definitions established by regulatory agencies, helping transporters, handlers, and emergency responders understand the nature of the substance in case of an incident. For example, substances may be classified as flammable, corrosive, toxic, or radioactive, each requiring different precautions during transportation.

Understanding the hazard class is essential for maintaining safety and preventing accidents, which is why it's prominently featured on shipping papers. This classification system aids in appropriate responses to emergencies, ensuring that those involved know how to manage the associated risks effectively.