Which type cargo is the most difficult to transport due to its shifting weight? Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question Which type cargo is the most difficult to transport due to its shifting weight? Answers Liquids Gases Solids Explanation Driving a tank transporting liquid cargo requires special care because of the dangerous risk of liquid surge.