Benchmark U.S. crude oil for August delivery fell 30 cents to $81.91 per barrel Monday. Brent crude for September delivery fell 18 cents to $84.85 per barrel.
Wholesale gasoline for August delivery fell 2 cents to $2.49 a gallon. August heating oil was unchanged at $2.51 a gallon. August natural gas fell 17 cents to $2.16 per 1,000 cubic feet.