Crude oil prices were little changed overnight on the New York Mercantile Exchange, as equity markets were mixed in Asia and sluggish in Europe.
West Texas Intermediate crude oil for May delivery dropped 30 cents to $102.16 Tuesday morning.
Home heating oil prices shed 2.6 cents to $3.1199 per gallon. Reformulated blendstock gasoline shed 2.47 cents to $3.272 per gallon.
Natural gas prices lost 3.4 cents to $2.073 per million British thermal units.
At the pump, the national average price of unleaded gasoline dropped a half a cent, falling to $3.922 per gallon from Monday's $3.927, AAA said.