1. Faculty of Fuels and Energy, AGH University of Science and Technology, 30-059 Kraków, Poland
2. Faculty of Environmental Engineering, Geomatics and Energy, Kielce University of Technology, 25-314 Kielce, Poland
3. Faculty of Civil Engineering and Architecture, Kielce University of Technology, 25-314 Kielce, Poland
4. Research Centre for Fire Protection (CNBOP-PIB), 05-420 Józefów, Poland