Supply concerns helped oil prices to rebound on Thursday and crude’s strength helped provide support across the commodities complex with base metals and grains also making gains.

Kurdish militants claimed responsibility for an explosion at a key pipeline in eastern Turkey on Tuesday. The pipeline, which can pump 1m barrels a day of crude from the Azeri sector of the Caspian sea to Ceyhan on Turkey’s Mediterranean coast, might not open for several weeks as a fire is still burning following the explosion.