TY JOUR TI METHOD FOR DISPOSAL OF REVERSE OSMOSIS CONCENTRATE OF THERMAL POWER PLANTS KW reverse osmosis concentrate KW oil reservoir KW wastewater treatment JO Problems of risk management in the technosphere AU Nikolaeva, L.A. AU Zainullina, E.R. AU Safina, G.G. PY 2025 IS PB Saint-Petersburg University of State Fire Service of Emercom of Russia