Results 31 to 40 of about 31,743 (208)

Photocatalytic Decomposition of Ethylbenzene in Air using TiO2 Nano-catalysts in an Annular Photoreactor [PDF]

Environmental Energy and Economic Research, 2017
The contaminated environment by various pollutants in the last decades is a serious concern for the governments and human societies all over the world. Volatile Organic Compounds (VOCs), emitted from a wide range of industries, are among such pollutants ...
Morteza Kamaei, Hamid Rashedi, Seyed Mohammad Mehdi Dastgheib, Saeideh Tasharrofi   +3 more
doaj   +1 more source

Health Risk Assessment for the Exposure of Workers to BTEX at the Gasoline Stations

Journal of Applied Sciences and Environmental Management, 2021
The study was conducted to assess the health risks of workers due to exposure to toxic gases including benzene, toluene, ethylbenzene, m, p-xylene, o-xylene, formaldehyde and acetaldehyde at gasoline retail stations.
Nguyen Thanh Giao, Phan Kim Anh, Huynh Thi Hong Nhien   +2 more
doaj   +1 more source

In-tube extraction dynamic headspace coupled to gas chromatography-mass spectrometry for the sensitive analysis of volatile compounds in aqueous samples

Exploration of Foods and Foodomics
Aim: Volatile organic compounds (VOCs) are often human-made contaminants used and generated in the manufacturing of numerous products, presenting notable environmental and health hazards.
Eleni Zymvrakaki, Nikos Anagnostou, Urania Menkissoglu-Spiroudi   +2 more
doaj   +1 more source

Analysis of products from the pyrolysis of plastics recovered from the commercial scale recycling of waste electrical and electronic equipment [PDF]

, 2007
Three plastic fractions from a commercial waste electrical and electronic equipment (WEEE) processing plant were collected and investigated for the possibility of recycling them by batch pyrolysis. The first plastic was from equipment containing cathode
Hall, W.J., Williams, P.T.
core   +1 more source

Summer and winter variations of BTEX concentrations in an oil refinery complex and health risk assessment based on Monte-Carlo simulations

Scientific Reports, 2023
The summer and winter concentrations of BTEX pollutants were investigated in various workplaces of an oil Refinery, Iran. In total 252 air samples from the breathing zones of the following employees were collected: supervisors, safetymen, repairmen, site
Amir Hossein Khoshakhlagh, Saeid Yazdanirad, Mahdi Mousavi, Agnieszka Gruszecka-Kosowska, Mehran Shahriyari, Hassan Rajabi-Vardanjani   +5 more
doaj   +1 more source

Characterization of volatile organic compounds at a roadside environment in Hong Kong: An investigation of influences after air pollution control strategies [PDF]

, 2015
Vehicular emission is one of the important anthropogenic pollution sources for volatile organic compounds (VOCs). Four characterization campaigns were conducted at a representative urban roadside environment in Hong Kong between May 2011 and February ...
Blake, DR, Cao, JJ, Cheng, Y, Cui, L, Gao, Y, Ho, KF, Ho, SSH, Huang, Y, Lai, SC, Lee, SC, Ling, ZH, Louie, PKK   +11 more
core   +1 more source

The Effect of Boron Concentration on the Properties and Paraselectivity of Zeolite HZSM-5 in the Methylation Reaction of Ethylbenzene

Bulletin of Chemical Reaction Engineering & Catalysis
In order to increase the selectivity for p-ethyltoluene, catalytic systems based on HZSM-5 zeolite modified with orthoboric acid were obtained, which were used in the alkylation of ethylbenzene with methanol.
Taleh Ordukhan Gahramanov, Ayten Zakir Mammadova, Nargiz Firudin Akhmedova, Sabit Eyyub Mamedov, Fuad Shamsaddin Kerimli, Eldar Isa Ahmadov   +5 more
doaj   +1 more source

Effects of in-cabin decoration and deodorizer use on the interior concentrations of toluene and ethylbenzene in pride cars manufactured in Iran

International Journal of Environmental Health Engineering, 2014
Aim: The purpose of this study was to evaluate the concentrations of toluene and ethylbenzene inside the cars with an interior source related to in-cabin decoration and deodorizer use among Pride cars manufactured in Iran.
Masoud Rismanchian, Massomeh Garsivaz, Hamidreza Porzamani, Mohhamad Reza Maracy, Mahnaz Shakerian, Shiva Souri   +5 more
doaj   +1 more source

Enhancement of Methane Catalysis Rates in Methylosinus trichosporium OB3b

Biomolecules, 2022
Particulate methane monooxygenase (pMMO), a membrane-bound enzyme having three subunits (α, β, and γ) and copper-containing centers, is found in most of the methanotrophs that selectively catalyze the oxidation of methane into methanol.
Dipayan Samanta, Tanvi Govil, Priya Saxena, Venkata Gadhamshetty, Lee R. Krumholz, David R. Salem, Rajesh K. Sani   +6 more
doaj   +1 more source

Ethylbenzene dehydrogenase, a novel hydrocarbon-oxidizing molybdenum/iron-sulfur/heme enzyme [PDF]

, 2001
The initial enzyme of ethylbenzene metabolism in denitrifying Azoarcus strain EbN1, ethylbenzene dehydrogenase, was purified and characterized. The soluble periplasmic enzyme is the first known enzyme oxidizing a nonactivated hydrocarbon without ...
Heider, J., Kniemeyer, O.
core