A fire at a crude oil distillation unit at a refinery in the central Iranian city of Isfahan on Saturday injured four people, the official IRNA news agency reported.
A senior official at Isfahan governorate said two of the injured were firefighters, adding that the fire had been extinguished, the semi-official Fars news agency reported.
The official said pipes at the entrance of unit 3 of the refinery caught fire. He did not say what caused the pipes to catch fire.
The semi-official ISNA news site said the unit that caught fire had been under repair.


Yemen's Houthis enter Iran war, while US Marines arrive in region
Oman says no party has claimed responsibility for attacks on its territory
Anti-Trump 'No Kings' rallies pop up in thousands of US cities
Six killed after Israeli strikes hit two Gaza police checkpoints, medics say
Bahrain's aluminum producer confirms Iranian attack on facilities
Kuwait International Airport suffers 'significant damage' after drone attacks
Israeli strike kills three Lebanese journalists
Israeli military kills 15-year-old Palestinian in West Bank
