

Coal filters at the Moscow Oil Refinery's treatment facility.
- Categories: Disasters & Accidents, Labour
- Location: Moscow, Russia
- Event date: 09.10.2017
- Date published: 09.10.2017
- Author: Mikhail Voskresenskiy
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 3380x2254px, 4.6Mb