A massive fire was reported at an industrial facility near the Karaj Special Road in western Tehran on Thursday, October 29, sending thick black smoke high above the surrounding area. Videos circulating online showed flames rising from a building complex as vehicles continued traveling along a nearby highway, offering a dramatic view of the unfolding incident. Reports identified the location as kilometer 11 of the Karaj Special Road and said the affected property belonged to Tehran Daru, also known as Tehran Pharma, a major Iranian pharmaceutical company. The blaze reportedly began at around 4 p.m. local time, although the precise circumstances surrounding its outbreak have not been officially established. Firefighting crews were reported to have responded to the scene as the fire drew attention across the area.

As of the initial reports, authorities had not publicly confirmed what caused the fire, how extensively the facility was damaged, or whether anyone was injured or killed. The identification of the building as a pharmaceutical facility has added significance to the incident, given the importance of industrial sites that manufacture and supply medicines. However, the available information does not establish whether the fire affected production lines, stored materials, or the company’s wider operations. There was also no confirmed evidence indicating that the blaze resulted from an attack, sabotage, or any other deliberate act. Further information from emergency services and Iranian authorities will be needed to determine the full scale of the incident and clarify what happened.