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The global increase in industrialization and its attendant exponential air pollution has posed a significant hazard to the indoor pollution levels of cities and the associated health risks. This study evaluated the health effects of air pollutants discovered inside the bottling industries in Chandigarh cluster in India. PM PM, PM, and black carbon concentrations in the post-monsoon season were monitored, and associated health implications and lung disease were estimated. A positive correlation is established between PM in indoor and outdoor environments. Maximum concentrations for PM, PM, and PM were recorded as 276.8 µg/m, 97.7 µg/m and 66.5 µg/m (for indoor) respectively, which are approximately 15 and 6 times higher than their (PM and PM) allowable concentrations set by World Health Organization, posing a health threat to the workers and staff of the industries. The lifetime carcinogenic risk of black carbon and the non-carcinogenic risk of particulate matter and black carbon have been assessed using a deterministic and probabilistic model, which shows the marginal difference. The estimated lifetime carcinogenic risk due to black carbon for males and females was observed in the range of 7.20E-05 to 6.17E-05. The spirometry analysis indicates that about 13.04% of the sample population (out of 184 samples) have healthy lungs.
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http://dx.doi.org/10.1038/s41598-025-01606-x | DOI Listing |
Environ Sci Pollut Res Int
September 2025
Department of Chemistry Education, Farhangian University, P.O. Box 14665-889, Tehran, Iran.
This study introduces a back filter installed at the end of the exhaust pipe of city buses. The impact of the metal type used in its construction on the absorption of suspended particles and the reduction of sulfides in diesel engine exhaust gases is investigated. The back filter is constructed from three metals: copper, zinc, and nickel.
View Article and Find Full Text PDFPLoS One
September 2025
Comet Research Group, Prescott, Arizona, United States of America.
Shocked quartz grains are an accepted indicator of crater-forming cosmic impact events, which also typically produce amorphous silica along the fractures. Furthermore, previous research has shown that shocked quartz can form when nuclear detonations, asteroids, and comets produce near-surface or "touch-down" airbursts. When cosmic airbursts detonate with enough energy and at sufficiently low altitude, the resultant relatively small, high-velocity fragments may strike Earth's surface with high enough pressures to generate thermal and mechanical shock that can fracture quartz grains and introduce molten silica into the fractures.
View Article and Find Full Text PDFEnviron Res
September 2025
National Key Laboratory of Agricultural Microbiology, College of Life Science and Technology, National Engineering Research Center of Microbial Pesticides, Huazhong Agricultural University, Wuhan 430070, PR China; Hubei Hongshan Laboratory, Wuhan 430070, Hubei, China. Electronic address: cmm114@mail
Black soldier fly (BSF) organic fertilizer is known to enhance soil fertility and promote plant growth. However, its effects on soil carbon (C) and nitrogen (N) cycling remains unclear. In this study, we established a BSF chicken manure bioconversion system to produce BSF organic fertilizer and investigate its impacts on soil C and N cycling, as well as microbial ecological networks through metagenomic analysis.
View Article and Find Full Text PDFACS Appl Mater Interfaces
September 2025
DUT School of Software Technology & DUT-RU International School of Information Science and Engineering, Dalian University of Technology, Dalian 116620, China.
Achieving both high sensitivity and a wide detection range in flexible pressure sensors poses a challenge due to their inherent trade-off. Although porous structures offer promising solutions, conventional methods (templating, foaming, and freeze-drying) fail to precisely control cavity dimensions, spatial arrangement, and 3D morphology, which are crucial for sensing performance. Here, we propose a scalable fabrication strategy that integrates triply periodic minimal surface (TPMS) geometries─precisely engineered via FDM 3D printing─with ultrasonic impregnation of carbon black (CB) into TPU scaffolds.
View Article and Find Full Text PDFACS Appl Mater Interfaces
September 2025
Department of Mechanical & Industrial Engineering, Louisiana State University, Baton Rouge, Louisiana 70803, United States.
With the rapid advancement in autonomous vehicles, 5G and future 6G communications, medical imaging, spacecraft, and stealth fighter jets, the frequency range of electromagnetic waves continues to expand, making electromagnetic interference (EMI) shielding a critical challenge for ensuring the safe operation of equipment. Although some existing EMI shielding materials offer lightweight construction, high strength, and effective shielding, they struggle to efficiently absorb broadband electromagnetic waves and mitigate dimensional instability and thermal stress caused by temperature fluctuations. These limitations significantly reduce their service life and restrict their practical applications.
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