%0 Journal Article %T INVESTIGATION OF THE POSSIBILITY OF IDENTIFYING THERMALLY MODIFIED PETROLEUM PRODUCTS BY ATOMIC EMISSION SPECTRAL ANALYSIS %A Ivakhnyuk, S.G. %K thermally modified petroleum products, identification of petroleum products, combustion accelerators, fire-technical examination, temporary degradation, biological transformation %J Problems of risk management in the technosphere %D 2023 %N 2023 %P 6 %I Saint-Petersburg University of State Fire Service of Emercom of Russia