瑞典小龙虾PFAS爆表，专家建议这个部位不要吃！

Core Viewpoint - The article highlights the detection of PFAS contamination in Swedish crayfish, raising public health concerns, especially as consumption increases in China [1][3]. Group 1: PFAS Contamination in Swedish Crayfish - Recent tests show that eight different brands of frozen and fresh crayfish sold in Swedish stores contain PFAS, indicating higher environmental pollution levels compared to other habitats [3]. - The PFAS levels in Swedish crayfish have reached concerning levels, with the European Food Safety Authority recommending that adults limit their consumption to 3-6 crayfish per week for safety [3]. Group 2: PFAS in Chinese Crayfish - A study conducted by a team from Sun Yat-sen University in five major crayfish farming provinces in China found widespread PFAS contamination in edible parts of crayfish, particularly in the hepatopancreas [4]. - The research indicates potential health risks associated with PFHxS when consuming crayfish, especially from the hepatopancreas, suggesting that consumers should avoid this part [4]. Group 3: Understanding PFAS - PFAS are persistent, bioaccumulative, and toxic substances that pose long-term environmental and health risks, classified as "forever chemicals" due to their resistance to degradation [5][7]. - PFAS can accumulate in living organisms and are linked to various health issues, including thyroid disease, liver damage, immune system impairment, and cancer [8].