The paper presents data on emissions of analyzed pollutants into the air (SO2, NOx, CO, VOC,NH3, PM10, PM2.5, PAH, Pb, Cd, and Hg) by sector (industry and energy, small combustion plants,road traffic and services-agriculture and animal husbandry), and by cities and municipalities inthe area of the Zenica-Doboj Canton. Based on the analyzed data, it...

By Vehid Birdahić, Muvedet Šišić, Nusret Imamović, Halim Prcanović, Mirnes Duraković

In industries such as the chemical industry, the oil industry, the steel industry, and the pulp andpaper industry, energy systems are the basis of the production process and represent keyindicators of the profitability of the process. Energy efficiency in industry is long-term related totechnological development and the dynamics of renewal of produ...

By Nusret Imamović, Armina Čamić, Haris lepić

Particulate matter enters the atmosphere as a result of human activity, as well as natural processes.Since we still cannot influence natural processes, reducing the concentration of floating particlesis possible only by adjusting human activity. The emission of solid particles occurs during a largenumber of everyday activities. Depending on the act...

By Aida Šapčanin, Aida Hasanović, Farzet Bikić

The paper describes the research methodology of the heat generated by the biologicaldecomposition of a mixture of sludge from WTP (wastewater treatment plant) and biowaste and itsuse outside the system for a controlled biodegradation process. Earlier research in this area definedthe optimal mixtures of sludge and biowaste that ensure quality manage...

By Muvedet Šišić, Vehid Birdahić, Sanela Beganović, Mirnes Duraković, Farzet Bikić

Wood is renewable, recyclable, climate-friendly material, and presents an important segment inachieving circular economy and sustainability concepts. To be able to link these two concepts,production and consumption systems need to transform towards sustainability. Wood-basedproducts play a role in mitigating climate change by reducing carbon from t...

By Petar Ćurić, Jelena Obranković, Andreja Pirc-Barčić

Hydrocracked base oil raw material (BORM) is the basis for the production of hydrocracked baseoils (HC-base oils) in the company „Modriča Oil Refinery“, which is engaged in the production ofHC-base oils, various motor and industrial lubricating oils, and lubricating greases. Theproduction of the mentioned HC-base oils consists of four p...

By Azra Halilović, Ilhan Bušatlić, Šefkija Botonjić, Nadira Bušatlić, Edin Zolotić

The electrocoagulation with zeolite addition was used to treat compost leachate. The effects ofdifferent current densities and zeolite particle sizes on electrode dissolution, electrode surfacecondition, and removal efficiency were investigated. The surface of the electrodes was analysedby optical microscope, while the consumption of the aluminium ...

By Nediljka Vukojević-Medvidović, Ladislav Vrsalović, Sandra Svilović, Mirjana Cestarić

Considering the toxic properties of heavy metals and their effects on the environment, there is anincreasing interest in studying their interactions with different ligands and searching forpossibilities to remove those ions from the environment. Compared to other ligands, crown etherspossess the highest selectivity as ligands for metal cations, due...

By Edita Bijelić, Jasmin Suljagić, Mersiha Suljkanović

Rutin belongs to the group of polyphenolic compounds, which consists of hormones, vitamins, andantioxidants in food. It is found mostly in plants and is one of the most biologically activeflavonoids. It can act as an antioxidant, antibacterial, and anti-inflammatory and can prevent theformation of a tumor. The concentrationof rutin was determined i...

By Dejana Kasapović, Farzet Bikić

Coal is the most important and widespread fuel sedimentary rock of organic origin. It is one ofthe main energy sources today and an industrial raw material for various products. Together withthe oil and other natural bitumens, it belongs to the group of fossil fuels or caustobiolite.Combustion represents one of the fundamental energy transformation...

By Azra Halilović, Šefkija Botonjić, Amila Krnjić, Lamija Sušić