2019, vol. 21, no. 2

Articles
Title	Author
Analysis of Mercury Content in Feed Coal and Rejects for Selected Hard Coal Cleaning Processes	Tadeusz Dziok, Andrzej Strugała, Ireneusz Baic, Wiesław Blaschke
An Analysis of Bioelements in the Source Waters of Sanok District on the Border of the Eastern and Western Carpathians and their Impact on the Functioning of the Human Body	Mateusz Kaczmarski, Artur Chorostyński, Andrzej Łach, Marcin Wrona
Evaluation of the Effectiveness of a Wastewater Treatment Plant with MBBR Technology	Joanna Czarnota, Adam Masłoń
The Influence of Soil Fertilization with Struvite on Water Efficiency – Lysymetric Columns	Małgorzata Worwąg, Jolanta Sobik-Szołtysek
Energy Efficiency of High-temperature Installations and Method of Determining Thermal Properties of Pipe Insulation Materials	Artur Miros
Implementation of ISO 14001 Standard in the European Union Countries	Marcin Olkiewicz, Radosław Wolniak, Bożena Skotnicka-Zasadzień
Thermal Decomposition of Asbestos Fiber from Asbestos Cement Wastes	Agnieszka Poniatowska, Dorota Andrzejewska-Górecka, Bartłomiej Macherzyński, Monika Kisiel
Bacteriological Air Quality at Animal Veterinary Practice	Karol Bulski, Krzysztof Frączek, Anna Cendrowska, Maria J. Chmiel
A Weibull Analysis of the Reliability of a Wastewater Treatment Plant in Nowy Targ, Poland	Piotr Bugajski, Elwira Nowobilska-Majewska
Physicochemical Properties of Copper Modified Zeolite	Renata Świderska-Dąbrowska, Rafał Schmidt, Tomasz Dąbrowski

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