TY JOUR TI DETERMINATION OF CONCENTRATIONS OF POLLUTANTS IN EXHAUSTS OF HANGKAI T6 OUTBOARD ENGINE AT BREAK-IN MODE AND DURING DAILY OPERATION KW technogenic impact; small vessels; outboard boat motor; exhaust gases; pollutants JO Problems of risk management in the technosphere AU Lozhkina, O.V. AU Malchikov, K.B. PY 2024 IS 2023 PB Saint-Petersburg University of State Fire Service of Emercom of Russia