Levels of mineral oil hydrocarbons were measured in a large range of green and roasted coffee beans or ground powder. To better understand the consumer exposure to mineral oil hydrocarbons, the transfer to the brewed coffee was assessed under three different preparations. As a result, less than 5% of mineral oil hydrocarbons were transferred to the cup. With this low transfer rate, the coffee contribution to the mineral oils daily intake can be assessed to be very low, below 0.8% of the total exposure.
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http://dx.doi.org/10.1080/19440049.2024.2397805 | DOI Listing |
Huan Jing Ke Xue
January 2025
The Fourth Geological Brigade of Hebei Geological and Mineral Exploration and Development Bureau, Chengde 067000, China.
To efficiently remediate oil-contaminated soil, the degradation characteristics of petroleum hydrocarbons were explored using composite petroleum-degrading flora. The results showed that the degradation rates of the J0, H, HN, HK, and HKN groups were 9.82%, 33.
View Article and Find Full Text PDFFood Chem
December 2024
College of Ocean Food and Biological Engineering, Jimei University, Xiamen 361021, China. Electronic address:
ACS Omega
December 2024
Key Laboratory for Enhanced Oil & Gas Recovery of the Ministry of Education, Northeast Petroleum University, Daqing 163318, Heilongjiang, China.
In alkali/surfactant/polymer (ASP) flooding systems, alkalis react with clay minerals such as Illite, montmorillonite, and kaolinite, leading to reservoir damage and impacting oil recovery rates. Therefore, studying the dissolution effects of strong alkalis on clay minerals is crucial for improving oil recovery. This study uses Illite as a representative clay mineral and employs the ReaxFF reactive force field and molecular dynamics simulations to model its dissolution in NaOH solution.
View Article and Find Full Text PDFBioprocess Biosyst Eng
December 2024
School of Biosciences and Technology, Vellore Institute of Technology, Vellore, 632014, Tamil Nadu, India.
Lipases are one of the ubiquitous enzymes that belong to the hydrolases family and have a wide variety of applications. Cold-active lipases are of major attraction as they can act in lower temperatures and low water conditions because of their inherent greater flexibility. One of the novel applications of lipase is the enrichment of ω-3 polyunsaturated fatty acids (PUFA) in plant and fish oils.
View Article and Find Full Text PDFNutrients
November 2024
Laboratory for Research of the Musculoskeletal System "Th. Garofalides", School of Medicine, National & Kapodistrian University of Athens, KAT Hospital, 14561 Athens, Greece.
: The beneficial effects of ω-3 fatty acids on the cardiovascular system have been observed in many epidemiological studies; however, their effects on the skeleton and in particular on postmenopausal bone loss appear to vary. The present study's purpose was to investigate the effects of oral fish oil (rich in ω-3 fatty acids) consumption on bone, plasma, and inflammation parameters in the ovariectomized (Ovx) rat model of osteopenia. : Four Groups of ten rats each were separated into Non-Ovx receiving fish oil (2.
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