Results 51 to 60 of about 19,468 (235)

Health Risk Assessment of the Levels of BTEX in Ambient Air of One Urban Site Located in Leon, Guanajuato, Mexico during Two Climatic Seasons

Atmosphere, 2020
Levels of BTEX (benzene, toluene, ethylbenzene, and p-xylene) were determined in ambient air of an urban site located at the center of Mexico (Leon City in Guanajuato State) during two climatic seasons of 2018 (summer and autumn).
Julia Griselda Cerón Bretón, Rosa María Cerón Bretón, Stephanie Martínez Morales, Jonathan D. W. Kahl, Claudio Guarnaccia, Reyna del Carmen Lara Severino, Marcela Rangel Marrón, Evangelina Ramírez Lara, María de la Luz Espinosa Fuentes, Martha Patricia Uc Chi, Gerardo Licona Sánchez   +10 more
doaj   +1 more source

Assessment of BTEX concentration around fuel station in Eastern Province Kingdom of Saudi Arabia

International Journal of Environmental Health Engineering, 2021
Aim: The aim of this study is to determine the benzene, toluene, ethylbenzene, and xylene (BTEX) concentration levels in and around the fuel station and its harmful health effects in the city of Dammam and Al Khobar, Saudi Arabia.
Khaled F Salama, Eltigani O.M Omer, Mubashir Zafar   +2 more
doaj   +1 more source

Effect of Ethanol on Microbial Community Structure and Function During Natural Attenuation of Benzene, Toluene, and \u3cem\u3eo\u3c/em\u3e-Xylene in a Sulfate-reducing Aquifer [PDF]

, 2008
Ethanol (EtOH) is a commonly used fuel oxygenate in reformulated gasoline and is an alternative fuel and fuel supplement. Effects of EtOH release on aquifer microbial ecology and geochemistry have not been well characterized in situ.
Chakraborty, Irina, de Sieyes, Nick, Einarson, Murray, Feris, Kevin, Hristova, Krassimira R., Mackay, Doug, Scow, Kate M.   +6 more
core   +1 more source

Study on the removal of benzenes pollutants from coal chemical wastewater based on ozonation technology

矿业科学学报, 2021
Benzene, toluene, ethylbenzene and xylene(BTEX)are typical organic pollutants in coal chemical wastewater, which were difficult to be biodegraded under normal conditions, and were often removed by chemical means in the actual production process.
Peng Siwei, He Xuwen, Liu Haiyang, Bai Yuyong, Gu Xiaobing, Li Yehong   +5 more
doaj   +1 more source

Emissions of Volatile Organic Compounds Inferred From Airborne Flux Measurements over a Megacity [PDF]

, 2009
Toluene and benzene are used for assessing the ability to measure disjunct eddy covariance (DEC) fluxes of Volatile Organic Compounds (VOC) using Proton Transfer Reaction Mass Spectrometry (PTR-MS) on aircraft.
Apel, E, Blake, DR, Blake, DR, Hodzic, A, Karl, T, Riemer, DD, Wiedinmyer, C   +6 more
core   +1 more source

Mesophilic and thermophilic biotreatment of BTEX-polluted air in reactors [PDF]

, 2007
This study compares the removal of a mixture of benzene, toluene, ethylbenzene, and all three xylene isomers (BTEX) in mesophilic and thermophilic (50°C) bioreactors.
Kennes, Christian, Mohammad, Balsam T., Veiga, María Carmen   +2 more
core   +2 more sources

Development of a bacterial consortium from Variovorax paradoxus and Pseudomonas veronii isolates applicable in the removal of BTEX

AMB Express, 2022
In this study, we report on the development of a novel bacterial consortium, consisting of Variovorax paradoxus and Pseudomonas veronii isolates, applicable in the biodegradation of all six BTEX compounds (benzene, toluene, ethylbenzene, o-, m- and p ...
Flóra Szentgyörgyi, Tibor Benedek, Dzsenifer Fekete, András Táncsics, Péter Harkai, Balázs Kriszt   +5 more
doaj   +1 more source

Analysis Study of Available Alternatives for Mitigation of Aromatic Hydrocarbon Emissions from a Glycol Dehydration Unit

International Journal of Chemical Engineering
A natural gas (NG) dehydration unit based on glycol absorption is considered one of the most important gas processing units, aiming to decrease water content and consequently adjust its dew point.
Abeer M. Shoaib, Tamer F. Ahmed, Abdelrahman G. Gadallah, Ahmed A. Bhran   +3 more
doaj   +1 more source

Determination of oil and grease, total petroleum hydrocarbons and volatile aromatic compounds in soil and sediment samples

Journal of Environmental Engineering and Landscape Management, 2010
This paper describes a case study of petroleum‐contaminated soil/sediment samples which were analyzed using gas chromatography‐flame ionization detector (GC‐FID) for total petroleum hydrocarbons (TPH), volatile aromatic com‐pounds: benzene, toluene ...
Teresa Rauckyte, Sławomir Żak, Zenon Pawlak, Adekunle Oloyede   +3 more
doaj   +1 more source

Performance and Mechanism of Chlorine Dioxide on BTEX Removal in Liquid and Indoor Air

Molecules, 2023
With the development of the chemical industry, benzene, toluene, ethylbenzene, and xylene (BTEX) have gradually become the major indoor air pollutants. Various gas treatment techniques are widely used to prevent the physical and mental health hazards of ...
Anlong Wang, Yina Qiao, Yufan Zhang, Riya Jin, Jiaoqin Liu, Zengdi He, Mengye Jia, Jingshuai Gao, Chengjie Guo   +8 more
doaj   +1 more source