

Biological treatment filters at the Novopolotsk refinery.
- Categories: Environmental Issues, Economy, Business & Finance
- Location: Novopolotsk, Belarus
- Event date: 01.06.1986
- Date published: 28.10.2010
- Author: U. Ivanov
- Credit: Sputnik
- Source: Sputnik
- Original: 86-7980, 35 mm film
- Media: JPEG, 5239x3568px, 6.4Mb