Sulfuric acid is used in car batteries. A driver needs to add 1.4 kilograms of sulfuric acid to his car; sulfuric acid has a density of 1.84 grams per milliliter. What volume of sulfuric acid, in gallons, is needed, if 1 gallon = 3785 milliliters? Round your answer to the correct number of significant figures (assume conversion factors are exact), and include units in your answers in the form: "##### gal"
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