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Why Diesel Prices Differ From Gasoline Prices

The price of crude oil is the main factor in the price of diesel fuel, and fluctuations in the crude oil market greatly influence changes in diesel prices.

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API Suggested Diesel Pump Labels

The federal requirements now in effect for producing diesel fuel with a far lower sulfur content has clearly led to many changes in the refining process, and with them have come changes in a number of API standards.

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