Brent crude futures slipped 0.56%, to $82.8 a barrel by, while U.S. West Texas Intermediate (WTI) crude was at $79.19 a barrel, down 0.55%.
U.S. crude stocks rose by about 1.32 million barrels in the week ended July 21, according to market sources citing American Petroleum Institute figures on Tuesday.
The U.S. dollar has been on a gradual uptrend, rebounding from a 15-month low last week and making it more expensive for buyers to procure commodities such as oil.
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