Results 21 to 30 of about 26,984 (232)

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

open access: yes, 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

Characterization and Source Analysis of Pollution Caused by Atmospheric Volatile Organic Compounds in the Spring, Kunming, China

open access: yesAtmosphere, 2023
The surface atmospheric O3 concentration in Kunming shows a significant upward trend, with high values mainly occurring in March–May. Volatile organic compounds (VOCs) are one of the most important precursors of O3.
Shuyang Xie   +4 more
doaj   +1 more source

The Effects Of Triphenylphosphate and Recorcinolbis(Diphenylphosphate) on the Thermal Degradation Of Polycarbonate in Air [PDF]

open access: yes, 2005
The thermal degradation of polycarbonate/triphenylphosphate (PC/TPP) and PC/resocinolbis(diphenylphosphate) (PC/RDP) in air has been studied using TGA/FTIR and GC/MS.
Jang, Bok Nam, Wilkie, Charles A.
core   +2 more sources

Numerical Study of CO2 Removal from Inhalational Anesthesia System by Using Gas-Ionic Liquid Membrane

open access: yesChemEngineering, 2023
Inhalational anesthesia is supplied through an assisted ventilation system. It is mostly composed of xenon or nitrous oxide, halogenated hydrocarbons (HHCs), and oxygen.
Alon Davidy
doaj   +1 more source

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

An innovative method for soil vapor extraction to improve extraction and tail gas treatment efficiency

open access: yesScientific Reports, 2022
This study aims to improve soil vapor extraction (SVE) to address its shortcomings in treating halogenated hydrocarbon-contaminated soil. Indoor simulation experiments based on SVE were conducted to provide technical guidance for the remediation of 1,2 ...
Yang Ding   +5 more
doaj   +1 more source

Comparative Analysis of Polycyclic Aromatic Hydrocarbons and Halogenated Polycyclic Aromatic Hydrocarbons in Different Parts of Perilla frutescens (L.) Britt.

open access: yesMolecules, 2022
Perilla frutescens (L.) Britt., a medicinal herb and edible plant, is very popular among East Asian countries. The perilla leaves, stems and seeds can be used as traditional medicines and foods.
Pengfei Wang   +4 more
doaj   +1 more source

Non-conventional gas phase remediation of volatile halogenated compounds by dehydrated bacteria [PDF]

open access: yes, 2009
Traditional biological removal processes are limited by the low solubility of halogenated compounds in aqueous media. A new technology appears very suitable for the remediation of these volatile organic compounds (VOCs). Solid/gas bio-catalysis applied
Erable, Benjamin   +3 more
core   +2 more sources

Identification of atmospheric emerging contaminants from industrial emissions: A case study of halogenated hydrocarbons emitted by the pharmaceutical industry

open access: yesEnvironment International
With the development of the pharmaceutical industry, halogenated hydrocarbons, which are the main raw materials and emissions of the pharmaceutical industry, may be defined as atmospheric emerging contaminants due to toxicity and low oxidation of the ...
Lingning Meng   +6 more
doaj   +1 more source

Exposure and reduction of lipophilic halogenated contaminants in rice

open access: yesGrain & Oil Science and Technology
Rice, a primary food staple for over half of the global population, is susceptible to environmental pollution. The presence of lipophilic halogenated contaminants, including halogenated polycyclic aromatic hydrocarbons (XPAHs), polychlorinated biphenyls (
Wei Li, Shimin Wu, Lingzhi Cheong
doaj   +1 more source

Home - About - Disclaimer - Privacy