Aluminium is an omnipresent part of everyday life. It is widely used in industry and furthermore in products like cosmetics, sun creams or it can be applied for instance as aluminium foil by consumers during food preparation in households. However, over the last decades the toxicity of aluminium for humans has been heavily discussed and is still not completely clarified. Therefore, food aluminium concentrations were investigated in different untreated foodstuff as well as a possible aluminium transfer from aluminium foil to food. The results show that untreated food is not significantly contaminated. Furthermore, short time contact to aluminium foil increases the food aluminium concentration only marginally. Nevertheless, as soon as the food is in contact to aluminium foil and at the same time in contact with metals (alloys) with a higher standard electrode potential than aluminium (-1.66 V) high aluminium contaminations were observed.
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http://dx.doi.org/10.1080/19393210.2018.1442881 | DOI Listing |
ChemistryOpen
January 2025
Department of Pharmacy and Health Management, Hebei Chemical & Pharmaceutical College, Shijiazhuang, China.
Self-powered devices for human motion monitoring and energy harvesting have garnered widespread attention in recent research. In this work, we designed a honeycomb-structured triboelectric nanogenerator (H-TENG) using polyester cloth and Teflon tape, with aluminum foil as the conductive electrode. This design leverages the large surface area and flexibility of textiles, resulting in significant performance improvements.
View Article and Find Full Text PDFMaterials (Basel)
January 2025
Department of Chemistry, Lomonosov Moscow State University, Moscow 119991, Russia.
We have proposed and developed a method for measuring the thermal conductivity of highly efficient thermal conductors. The measurement method was tested on pure metals with high thermal conductivity coefficients: aluminum (99.999 wt.
View Article and Find Full Text PDFFood Chem
January 2025
Erciyes University, Faculty of Sciences, Department of Chemistry, 38039 Kayseri, Turkey; Technology Research and Application Center (ERU-TAUM), Erciyes University, 38039 Kayseri, Turkey; Turkish Academy of Sciences (TUBA), Cankaya, Ankara, Turkey. Electronic address:
A novel and green nanocomposite (Al-Fe₃O₄) was synthesized and used for the magnetic d-μSPE method for separating and enriching Cd(II) from dried fruit samples. Aluminum foil waste and banana peels were used as the precursors. The green nanocomposite was characterized using FTIR, XRD, and FE-SEM techniques.
View Article and Find Full Text PDFLangmuir
January 2025
College of Materials and Metallurgy, Guizhou University, Guiyang 550025, China.
Lithium-sulfur (Li-S) batteries hold significant promise due to high energy density, cost-effectiveness, and ecological sustainability, but their practical applications are constrained by suboptimal electrochemical performance and the detrimental shuttle effect. Herein, a porous, sandwich-structured composite was developed to function as a freestanding cathode designed for Li-S batteries without aluminum foil. Porous carbon nanofibers (PCNF) were employed as the conductive matrix for sulfur, with tungsten carbide (WC) being incorporated to furnish abundant active sites for polysulfide adsorption.
View Article and Find Full Text PDFNeuroscience
January 2025
Department of Orofacial Pain and Jaw Function, Malmö University, Malmö, Sweden; Scandinavian Center for Orofacial Neurosciences (SCON).
Occlusal tactile acuity (OTA) and bite force are essential components of the sensorimotor control of oral behaviors. While these variables have been studied independently, it has not yet been revealed whether compressive force impacts the occlusal perception mediated by the mechanoreceptive afferents in the periodontal ligament. The present study examined the effect of repetition and maximum bite force on OTA by testing nine aluminum foils of different thicknesses together with a sham test with no foil, three times each, in randomized order in 36 healthy individuals.
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