Final answer:
The correct answer is option 3) 14.The DOT lists nine hazard classes for the transportation of hazardous materials. These classes categorize various types of risks and have specific criteria for safe transport.
Step-by-step explanation:
The Department of Transportation (DOT) regulates the transportation of hazardous materials in the United States and has established nine distinct classes of hazardous materials. These classes are broadly categorized based on the type of risk they present and include explosives, gases, flammable liquids, flammable solids, oxidizers and organic peroxides, toxic substances and infectious substances, radioactive material, corrosives, and miscellaneous hazardous materials. Each class is identified by specific criteria and handling requirements to ensure safety in transportation. Understanding these classes is essential for compliance with safety regulations and proper shipment of dangerous goods.
The Department of Transportation (DOT) lists 14 hazard classes. These classes are used to categorize different types of hazardous materials based on their characteristics and potential risks. Each class is represented by a specific number and label, such as Class 1 for explosives and Class 8 for corrosive substances.