Rule of Thumb

BUYING GASOLINE

Since ten gallons of gasoline will expand by nearly a quart with a temperature increase of 30 degrees F, it ...

Since ten gallons of gasoline will expand by nearly a quart with a temperature increase of 30 degrees F, it is most economical to fill a gas tank early in the morning. — Paul A. Delaney, meteorologist, Beltsville, Maryland

08/1/15

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