A transportation permit must be displayed on the what?

The transportation permit must be displayed on the vehicle because it is essential for identification and compliance during the transportation of flammable or hazardous materials. This permit serves as a legal authorization that indicates the vehicle is allowed to transport specific materials safely. Displaying the permit on the vehicle ensures that it can be easily seen and verified by any inspectors or authorities during transit, which helps to uphold safety regulations and mitigate potential fire hazards related to torch operations. Proper display aligns with safety protocols that emphasize clear and immediate visibility of required documentation related to hazardous materials handling.