You have loaded a hazardous material into a cargo tank. What must you do before you move the vehicle?
a) Call CHEMTREC and tell them where you are going
b) Have the loading observers sign off on the shipping papers
c) Close all manholes and valves to be sure they are free of leaks
Answer: c) Close all manholes and valves to be sure they are free of leaks
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.