How much is a Second Class stamp? https://www.poppysalonmn.com/stmap_29twk77.html revatio approval fda Brent for September settlement gained 8 cents to end thesession at $108.15 a barrel on the London-based ICE FuturesEurope exchange. Volume was 20 percent below 100-day average.The European benchmark gradeâs premium to WTI widened to $1.21from 20 cents on July 19. The gap reached $23.44 a barrel inFebruary. WTI rose to 8 cents above Brent in intraday trading.