Dhaka, July 29 -- Oil prices slipped on Tuesday amid uncertainty about the global economic outlook following the US-EU trade deal, and as investors awaited the US Federal Reserve's interest rate decision.

Brent crude futures were down 6.0 cents, or 0.1 per cent, to $69.98 a barrel at 0425 GMT, while US West Texas Intermediate crude was at $66.60, down 11 cents, or 0.2 per cent.

Both contracts settled more than 2.0 per cent higher in the previous session, and Brent touched its highest level since July 18 on Monday, according to Reuters.

The trade agreement between the United States and the European Union, while imposing a 15 per cent import tariff on most EU goods, sidestepped a full-blown trade war between the two major allies that wou...