Final answer:
Boron tribromide, UN2692 is forbidden to be transported in all modes of transportation due to safety regulations.
Step-by-step explanation:
The hazardous material Boron tribromide, UN2692 is forbidden to be transported in all modes of transportation.
According to the United States Department of Transportation (DOT) hazardous materials regulations, Boron tribromide, UN2692 is classified as a hazmat and is not allowed to be transported by air, water, or land. This includes transportation by aircraft, vessel, rail, or road.
These regulations are in place to ensure the safety of the public and the environment. Transporting hazardous materials without proper precautions can lead to accidents, spills, and other dangerous situations.