TY JOUR TI THE TECHNIQUE OF PULSE EXTINGUISHING OF BURNING TANKERS IN TUNNELS AND NARROW ROADS WITH THE PREVENTION OF EXPLOSIONS OF FUEL-AIR MIXTURES KW fire KW tunnel KW oncoming heat and smoke flows KW toxicity KW lack of visibility KW fire extinguishing squalls KW whirlwinds KW tornadoes JO Problems of risk management in the technosphere AU Zakhmatov, V.D. AU Krutolapov, A.S. AU Minkin, D.Y. PY 2023 IS 2023 PB Saint-Petersburg University of State Fire Service of Emercom of Russia