This Week In Wellness oestrogen mimicking polychlorinated biphenyls (PCBs) have been shown to pass down through the generations contributing to a variety of neuroendocrine, metabolic and reproductive problems in the grandchildren of those exposed. https://www.news-medical.net/news/20230615/Adverse-cognitive-effects-linked-to-endocrine-disrupting-chemicals-may-pass-down-through-generations.aspx https://www.sahealth.sa.gov.au/wps/wcm/connect/public+content/sa+health+internet/conditions/chemicals+and+contaminants/polychlorinated+biphenyls+pcbs