化学
Study finds brominated flame retardants in firefighter turnout gear, including newer PFAS-free models
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A U.S. study has found brominated flame retardants in firefighter turnout gear, including in newer models marketed as PFAS-free. Published on December 16 in Environmental Science & Technology Letters, the research reports that some of these flame retardants appear at higher extractable levels than PFAS in certain gear layers, raising fresh questions about potential health risks to firefighters.
有关中国将于五月禁止硫酸出口的报道流传，此举可能加剧全球供应紧张，该化学品对化肥和电池生产至关重要。该紧张局面最初由海湾军事冲突引发，自2月28日军事打击开始，苏伊士霍尔木兹海峡有效封锁。
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韩国政府周三与当地产业界官员成立了一个联合工作组，以应对欧盟逐步淘汰全氟和多氟烷基物质（PFAS）的计划。欧盟计划在本月晚些时候发布关于PFAS限制措施的意见草案，目标是在2027年之前实现全面通过。
Researchers at the University of Cambridge have found that 168 common industrial and agricultural chemicals can harm beneficial bacteria in the human gut, with some also promoting resistance to antibiotics. Drawing on a large laboratory screen, the team created a machine learning model to predict which chemicals may pose risks to the microbiome.
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A new Greenpeace report reveals chemicals exceeding EU limits in Shein clothing and shoes. Of 56 products tested from eight countries, 18 showed issues, including children's items. Shein has temporarily removed the affected articles from sale.