Pyongyang, March 30 (KCNA) — The Nano Science and Technology Institute at Kim Chaek University of Technology in the DPRK developed an efficacious multipurpose organic wastewater purifier, which is easy to use, according to Minju Joson.
As its purifying process is simple, it can be used by all production units including foodstuff factories and paper mills.
This high-tech product, which is also effective in sewage treatment, has been introduced into dozens of units.
According to those units, the purified wastewater was almost neutral and clear in color, and even wastewater containing different organic pollutants was also purified in line with the wastewater discharge standard.
The demand for the purifier is increasing day by day.
Assistance to Schools in Pyongyang
Pyongyang, March 30 (KCNA) — A brisk campaign is going on in Pyongyang Municipality of the DPRK to render active assistance to
March 30, 2026
Pyongyang, March 30 (KCNA) — A brisk campaign is going on in Pyongyang Municipality of the DPRK to render active assistance to
