Crude oil prices slipped over the weekend, sliding under $92 per barrel as equities were weak in Asia and Europe.
West Texas Intermediate crude oil for November delivery gave up 99 cents to $91.90 per barrel.
Natural gas lost 1.6 0.8 cents to $2.869 per million British thermal units. Home heating oil shed 1.7 cents to $3.1007 per gallon. Reformulated blendstock gasoline lost 2.11 cents to $2.7984 per gallon.
At the pump, the average price for a gallon of regular unleaded gasoline was $3.833 per gallon, down from Thursday's $3.846, AAA reported.