![New water purification method invented in St. Petersburg](https://img.sputnikimages.com/images/vol3%2Fmedia%2Foriginal%2F0000%2F0330%2F49%2F000003304974_0%3A0%3A0%3A0_1400x1000_80_10_1_QWxleGFuZGVyIEdhbHBlcmluICMzMzA0OTc0_116%3A95_sputnik-3304974-preview_30b6d674a457aae010327e08fa5879a4.jpg)
![New water purification method invented in St. Petersburg](https://img.sputnikimages.com/images/vol3%2Fmedia%2Foriginal%2F0000%2F0330%2F49%2F000003304974_0%3A0%3A0%3A0_1400x1000_80_10_1_QWxleGFuZGVyIEdhbHBlcmluICMzMzA0OTc0_116%3A95_sputnik-3304974-preview_30b6d674a457aae010327e08fa5879a4.jpg)
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
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 2767x1754px, 3.1Mb