Potentially harmful PFAS chemicals have been detected at high levels in tap water at the Japanese Self-Defense Forces' facilities in the suburbs of Tokyo and elsewhere, a government survey showed Tuesday.The five-year survey from fiscal 2020 looked into water systems dedicated to supplying hospitals, schools and other facilities, amid growing concerns over the health impact of the widely used and long-lasting substances already detected in water filtration plants and rivers across the country.PFAS is a general term for a group of over 10,000 artificial chemicals that include PFOS, or perflu…READ FULL ARTICLE