Search
Now showing items 181-190 of 193
Chemical compositions and antimicrobial activities of oregano and thyme essential oils
(Sofia : Institute of Chemical Engineering - BAS, 2016)
The aim of this study was to evaluate the chemical composition and antimicrobial activity of essential oils of thyme and oregano. Gas chromatography with mass spectrometry (GC-MS) was used to determine the chemical structure ...
Identification of Hazardous Location in Urban Area / Identifikacija opasne lokacije u urbanom području
(Belgrade : University „Union – Nikola Tesla“, School for Engineering Management, 2021)
The paper presents the identification of hazardous locations in the event of a sudden release of hazardous chemicals. In accident situations, the risk is assessed on the basis of various methods and an action plan is ...
Upravljanje otpadnom livačkom šljakom u skladu sa principima cirkularne ekonomije / Management of waste foundry slag in accordance with the principles of circular economy
(Beograd : Savez inženjera i tehničara Srbije, 2022)
Otpadna livačka šljaka, koja nastaje u procesu topljenja gvožđa i sakuplja se sa usta elektrolučnih peći,
u svim livnicama u Srbiji skladišti se na privremenim deponijama, obično u krugu fabrike. S obzirom na
velike ...
Radiation of electromagnetic fields of industrial frequencies. Electromagnetic radiation of electrical appliances in households
(Zrenjanin : University of Novi Sad, Technical faculty “Mihajlo Pupin”, 2019)
This paper analyzes the sources of time-varying electrical and magnetic fields of industrial frequency.
Therefore, very low frequency electromagnetic fields in our environment are analyzed. This refers to the power
system, ...
Method for comparison of the maximum range of chemical pollutants
(Springer Nature, 2015)
This paper analyzes the oil and petrochemical complex with four scenarios (for different threshold limit values of pollutants concentrations) from whence the following conclusions have been made: Based on the results of ...
Organizational-economic models for assessment of economic effects of intensive carp production
(Vrnjačka Banja : SaTCIP (Scientific and Technical Center for Intellectual Property) Ltd., 2014)
The constantly growing population of the planet Earth is setting new demands on the needs for
production of larger quantities of food. Fish and other water organisms for human consumption participate
considerably in the ...
Monitoring of ground water after the accident situations
(Mech. Eng. Sci. J. Vol. No. pp. Skopje 3411–3602016 Маш. инж. науч. спис. Год. Бројстр. СкопјеMECHANICAL ENGINEERING– SCIENTSkopje : Faculty of Mechanical Engineering, Ss. Cyril and Methodius University in Skopje, Republic of Macedonia, 2016)
After the accident situations, tests of the quality of underground water on piezometers have been performed in complex process systems industry. Measuring apparatuses were placed in the vicinity of complex process systems ...
Metode odredjivanja specificnih parametara kvaliteta otpadnih voda / Methods of determination of specific wastewaters quality parameters
(Beograd : Srpsko društvo za zaštitu voda, 2020)
U radu je prikazano određivanje specifičnih parametara BPK5 (biohemijska potrošnja
kiseonika) metodama razblaženja, manometrijskom i kulometrijskom metodom; HPK
(hemijska potrošnja kiseonika) metodama otvorena titrimetrijska ...
EU emissions trading system (ETS) in water transport / Sistem EU za trgovinu emisijama u vodnom saobraćaju
(Beograd : Udruženje inženjera Beograda, 2024)
The paper provides an understanding of the EU ETS, revealing its cap-andtrade system and the intricacies of emissions permits. It represents
significant differences between the existing EU MRV regime and the
upcoming EU ...
Radiation of electromagnetic fields of industrial frequencies. Electromagnetic radiation of electrical appliances in households
(Timisoara (Romania) : University Politehnica Timisoara, Faculty of engineering Hunedoara, 2020)
This paper analyzes the sources of time-varying electrical and magnetic
fields of industrial frequency. Therefore, very low frequency electromagnetic fields in
our environment are analyzed. This refers to the power system, ...