TY JOUR TI FEATURES OF THE STUDY OF FIRES ASSOCIATED WITH EXPLOSIONS OF FUEL-AIR MIXTURES KW deflagration combustion KW fuel-air mixture KW explosion KW fire KW flammable liquid KW statistics KW research JO Problems of risk management in the technosphere AU Okhotnikov, M.A. AU Guzhva, A.A. AU Claptyuk, I.V. PY 2024 IS 2023 PB Saint-Petersburg University of State Fire Service of Emercom of Russia