A researcher at the Peter the Great St. Petersburg Polytechnic University's lab is near a device for comprehensive water purification with sodium ferrate.
- Categories: Economy, Business & Finance
- Location: St. Petersburg, Russia
- Event date: 20.02.2018
- Date published: 20.02.2018
- Author: Alexander Galperin
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 2990x2005px, 4.2Mb