Iran: major fire reported at oil refinery, after drone factory explosion. A large fire was reported Monday at the Kangan Petro Refining Co, in southern Iran along the Persian Gulf coast, just a day after an explosion allegedly hit a drone factory in the central Iran. According to Iranian media, a fire at the KPRC waste warehouse was brought under control and extinguished within an hour and no operational units were damaged. No injuries were reported in the blaze. The cause of the fire has not yet been reported and is still under investigation.