The result of your conversion between hectogram/cubic kilometer and pound/gallon [UK] appears here
To convert between Hectogram/cubic Kilometer and Pound/gallon [UK] you have to do the following:
First divide 0.1/1.0E+9 / 0.45359237/0.00454609 = 0.
Then multiply the amount of Hectogram/cubic Kilometer you want to convert to Pound/gallon [UK], use the chart below to guide you.
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