TY JOUR TI FIRE HAZARD AND FIRE RESISTANCE OF WOODEN STRUCTURES WITH FIRE PROTECTION KW wood KW wooden structures KW wooden house building KW fire resistance KW fire hazard KW fire protection KW fire retardants JO Problems of risk management in the technosphere AU Fedotov, I.O. AU Sivenkov, A.B. AU Nigmatullina, D.M. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia