Which type of materials is explicitly mentioned as hazardous due to temperature requirements in the hazardous materials definition?

• A. Consumable Goods
• B. Nonhazardous Gases
• C. Regular office supplies
• D. Hazardous Temperature Materials

Answer: (D)

Hazardous materials definitions that involve temperature requirements flag certain substances as dangerous because their hazard depends on keeping them at specific temperatures. The category that explicitly names this issue is Hazardous Temperature Materials, meaning these substances must be kept under particular temperature conditions to stay stable and safe during transport. Recognizing this label helps you understand why temperature control is a critical handling step, packaging, labeling, and route planning for these materials. The other options don’t hinge on temperature in their hazmat definitions: consumable goods and regular office supplies aren’t defined by temperature-related hazards, and nonhazardous gases aren’t categorized as hazardous due to temperature requirements.