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.


Iran and US agree to halt attacks and renew talks, US official says
Putin rejects Ukraine proposal to limit long-range strikes
Qatari citizen killed from shrapnel due to 'military operations', one resident injured
33 people rescued, thousands still missing after Venezuela quakes
Pope Leo prays for Venezuela quake victims as EU sends emergency aid
