Results 11 to 20 of about 13,747 (203)

Investigation on Mn₃O₄ Coated Ru Nanoparticles for Partial Hydrogenation of Benzene towards Cyclohexene Production Using ZnSO₄, MnSO₄ and FeSO₄ as Reaction Additives

Nanomaterials, 2020
Mn3O4 coated Ru nanoparticles (Ru@Mn3O4) were synthesized via a precipitation-reduction-gel method. The prepared catalysts were evaluated for partial hydrogenation of benzene towards cyclohexene generation by applying ZnSO4, MnSO4 and FeSO4 as reaction ...
Xingai Liu, Zhihao Chen, Haijie Sun, Lingxia Chen, Zhikun Peng, Zhongyi Liu   +5 more
doaj   +1 more source

Biological Monitoring: Evidence for Reductions in Occupational Exposure and Risk

Frontiers in Toxicology, 2022
Aims: The aim of this publication is to explore occupational exposure trends from biological monitoring data collected over a period of more than 20 years.
Jackie Morton, Craig Sams, Elizabeth Leese, Fiona Garner, Shahwaiz Iqbal, Kate Jones   +5 more
doaj   +1 more source

Predicting Atmospheric Concentrations of Benzene in the Southeast of Tehran using Artificial Neural Network

Asian Journal of Atmospheric Environment, 2015
Air pollution is a challenging issue in some of the large cities in developing countries. In this regard, data interpretation is one of the most important parts of air quality management.
Gholamreza Asadollahfardi, Mahdi Mehdinejad , Mohsen Mirmohammadi, Rashin Asadollahfardi   +3 more
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The prediction of occupational health risks of benzene in the printing industry through multiple occupational health risk assessment models

Frontiers in Public Health, 2022
BackgroundBenzene poisoning is a common occupational poisoning event in the printing industries. Up to now there is still a lack of research data on risk assessment of benzene operations in enclosed workshops.
Bin Shi, Shibiao Su, Cuiju Wen, Tianjian Wang, Haijuan Xu, Ming Liu   +5 more
doaj   +1 more source

Estimation of Emission Factors for Hazardous Air Pollutants from Petroleum Refineries

Atmosphere, 2021
The hazardous air pollutants (HAPs) group is composed of 187 chemicals that are known to be potentially carcinogenic and dangerous for human health. Due to their toxicological impact, HAPs are an increasingly studied class of compounds.
Elisa Polvara, Luca Roveda, Marzio Invernizzi, Laura Capelli, Selena Sironi   +4 more
doaj   +1 more source

Synthesis of Carbon Nanotubes from Benzene in a Fluidised Bed Reactor

Eurasian Chemico-Technological Journal, 2020
The paper presents the results of carbon nanotubes synthesis from benzene in fluidised bed reactor. Al2O3 spheres with iron and nickel nanoparticles coating were used as a catalyst for the synthesis of carbon nanotubes. To deposit nickel nanoparticles on
G. T. Smagulova, B. B. Kaidar, N. Yesbolov, N. G. Prikhodko, N. R. Maxumzhanova   +4 more
doaj   +1 more source

A novel application of building demolition waste for removal benzene from aqueous solutions

Przegląd Naukowy Inżynieria i Kształtowanie Środowiska, 2021
A novel application of building demolition waste for removal benzene from aqueous solutions. In this research, demolition waste from buildings has been studied for possible use as benzene removal adsorbent from aquatic solution.
Saif S. Alquzweeni, Afrah A. Hassan, Rasha S. Alkizwini   +2 more
doaj   +1 more source

Temporal Profiles of Volatile Organic Compounds near the Houston Ship Channel, Texas

Atmosphere
Houston, Texas, with its large-scale industrial activities, serves as a national hub for petrochemical processing and chemical feedstock production, making it a unique emission region for volatile organic compounds (VOCs) and production-related emissions.
Meghan Guagenti, Sujan Shrestha, Manisha Mehra, Subin Yoon, Mackenzie T. S. Ramirez, James H. Flynn, Sascha Usenko   +6 more
doaj   +1 more source

Treatment of benzene vapors from contaminated air stream in a laboratory-scale compost biofilter

Macedonian Journal of Chemistry and Chemical Engineering, 2009
Biofiltration of process waste–gas streams using microorganisms attached to porous support matrix, at low concentrations and high gas flow rates, has gained importance as a versatile treatment technology ever since the Clean Air Act Amendments (1990), by
Eldon R. Rene, D. V. S. Murthy, T. Swaminathan   +2 more
doaj   +1 more source

Cupriavidus metallidurans CH34 Possesses Aromatic Catabolic Versatility and Degrades Benzene in the Presence of Mercury and Cadmium

Microorganisms, 2022
Heavy metal co-contamination in crude oil-polluted environments may inhibit microbial bioremediation of hydrocarbons. The model heavy metal-resistant bacterium Cupriavidus metallidurans CH34 possesses cadmium and mercury resistance, as well as genes ...
Pablo Alviz-Gazitua, Roberto E. Durán, Felipe A. Millacura, Franco Cárdenas, Luis A. Rojas, Michael Seeger   +5 more
doaj   +1 more source