Carrying gases or liquids in a leaking tank is: Question Carrying gases or liquids in a leaking tank is: Answers Discouraged. Acceptable on short trips. Illegal. Explanation Before driving, be sure to check the tank's body for dents or cracks. You should also check around and under the vehicle for signs of leaks. It is a crime to carry gases or liquids in a leaking tank. This questions appears in the following tests: Michigan Tank