Oil fell to a six-month low in London as Iran vowed to boost production immediately after sanctions are lifted and manufacturing in China slowed. Futures declined as much as 2.6 percent in London after capping a 18 percent drop in July, the biggest since December. Iran can raise output by 500,000 barrels a day within a week of sanctions ending, the state-run Islamic Republic News Agency reported. A Chinese private factory gauge released on Monday fell to a two-year low in July, while an official index on Saturday slipped to the lowest in five months. Crude slid into a bear market last month as expanding supplies and concern demand in China may falter with slower economic growth sparked losses in raw materials. Iran’s nuclear deal with world powers has fueled speculation about when and by how much it will lift output. Sanctions against the Persian Gulf nation should be […]