Background: There is some evidence that surgical plume may pose a risk to health professionals, but the risks posed by volatile organic compounds have not been thoroughly investigated.
Methods: The composition of volatile organic compounds in diathermy plume produced during surgery was analysed by selected ion flow tube mass spectrometry.
Results: Hydrogen cyanide (3-51 parts per million), acetylene (2-8 parts per million), and 1,3-butadiene (0.15-0.69 parts per million) were identified in the plume.
Conclusion: Although there is no evidence of adverse health effects from the volatile organic compound in diathermy plume, the evidence that it is safe to breathe this plume is lacking. Therefore, we would recommend the use of smoke evacuators where practical.
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http://dx.doi.org/10.1111/j.1445-2197.2006.03827.x | DOI Listing |
Talanta
January 2025
State Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing, 100190, PR China. Electronic address:
Formaldehyde (HCHO) is a harmful volatile organic pollutant, which is commonly found in interior decoration and furniture products. Therefore, it is necessary to develop a gas sensor that can quickly and accurately detect formaldehyde for human health and environmental protection. In order to achieve this goal, in this work, SnS/SnO heterostructure was synthesized by in-situ sulfurization process on the basis of SnO nanospheres, and its formaldehyde sensing performance was studied.
View Article and Find Full Text PDFNat Commun
January 2025
Department of Chemistry, University of Helsinki, Helsinki, Finland.
Secondary organic aerosols (SOAs) significantly impact Earth's climate and human health. Although the oxidation of volatile organic compounds (VOCs) has been recognized as the major contributor to the atmospheric SOA budget, the mechanisms by which this process produces SOA-forming highly oxygenated organic molecules (HOMs) remain unclear. A major challenge is navigating the complex chemical landscape of these transformations, which traditional hypothesis-driven methods fail to thoroughly investigate.
View Article and Find Full Text PDFJ Mol Graph Model
January 2025
Department of Chemistry Education, Farhangian University, P.O. Box 14665-889, Tehran, Iran. Electronic address:
In this study, the need for efficient detection of volatile organic compounds (VOCs) in environmental monitoring, industrial safety, is addressed by investigating borophene-based B36 nanoclusters as gas sensors. Density functional theory (DFT) calculations were employed to examine the adsorption behavior of ethanol, isobutanol, and acetone on B surfaces, with a focus on vibrational modes, reactivity, and adsorption energies. It was found that acetone exhibits the strongest interaction with pristine B, indicating its potential for robust sensing applications.
View Article and Find Full Text PDFWater Res X
May 2025
School of Environmental Science and Engineering, Shandong University, Qingdao, Shandong 266237, China.
Anaerobic ammonia oxidation (anammox) which converts nitrite and ammonium to dinitrogen gas is an energy-efficient nitrogen removal process. One of the bottlenecks for anammox application in wastewater treatment is the stable supply of nitrite for anammox bacteria. Dissimilatory nitrate reduction to ammonium (DNRA) is a process that converts nitrate to nitrite and then to ammonium.
View Article and Find Full Text PDFDalton Trans
January 2025
Univ. Bourgogne Europe, CNRS, ICMUB (UMR 6302) Institut de Chimie Moléculaire de l'Université de Bourgogne, 9, Avenue Alain Savary, 21 000 Dijon, France.
We report herein the synthesis and full spectroscopic characterization of two AB-corrole phosphonic acids. Thanks to the presence of a phosphonic acid functional group at the 10--position, the corroles were covalently linked to the hexanuclear Zr clusters of a PCN-222 metal-organic framework (MOF). After the insertion of cobalt into the corrole macrocycle, the metal complexes are able to bind small volatile molecules such as carbon monoxide (CO).
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