How many hazard classes of dangerous goods are there?

There are 9 distinct hazard classes of dangerous goods, which is a categorization used to classify materials based on the type of hazard they present during transportation. Each class encompasses various substances that share similar characteristics, allowing for appropriate safety measures and regulations to be implemented in handling, storing, and transporting these goods.

Understanding these hazard classes is essential for anyone involved in the transportation of dangerous goods, as it dictates the protocols to follow for labeling, packaging, and emergency response. The 9 classes include, for instance, explosives, gases, flammable liquids, and toxic substances, among others. This classification system plays a vital role in ensuring safety and compliance in the transport sector.