{"id":16496,"date":"2024-06-10T20:01:25","date_gmt":"2024-06-10T20:01:25","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=16496"},"modified":"2024-06-10T20:01:25","modified_gmt":"2024-06-10T20:01:25","slug":"pfas-toxic-chemicals-drinking-water","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/environmental-science\/pfas-toxic-chemicals-drinking-water\/","title":{"rendered":"PFAS trong n\u01b0\u1edbc u\u1ed1ng \u2013 m\u1ed1i nguy h\u1ea1i v\u00e0 khuy\u1ebfn c\u00e1o"},"content":{"rendered":"<h2 class=\"wp-block-heading\">PFAS: C\u00e1c h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i trong n\u01b0\u1edbc u\u1ed1ng<\/h2>\n\n<h2 class=\"wp-block-heading\">PFAS l\u00e0 g\u00ec?<\/h2>\n\n<p>PFAS, hay perfluorinated v\u00e0 polyfluoroalkyl, l\u00e0 m\u1ed9t nh\u00f3m c\u00e1c h\u00f3a ch\u1ea5t t\u1ed5ng h\u1ee3p \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u th\u1eadp k\u1ef7 \u1edf nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m, bao g\u1ed3m gi\u1ea5y g\u00f3i th\u1ef1c ph\u1ea9m, kem ch\u1ed1ng n\u1eafng, ch\u1ea3o ch\u1ed1ng d\u00ednh, m\u1ef9 ph\u1ea9m, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y v\u00e0 b\u1ecdt ch\u1eefa ch\u00e1y. PFAS \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, ch\u1ecbu n\u01b0\u1edbc, ch\u1ecbu d\u1ea7u m\u1ee1 v\u00e0 ch\u1ed1ng b\u00e1m b\u1ea9n.<\/p>\n\n<h2 class=\"wp-block-heading\">R\u1ee7i ro s\u1ee9c kh\u1ecfe c\u1ee7a PFAS<\/h2>\n\n<p>C\u00e1c nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng PFAS nguy hi\u1ec3m h\u01a1n \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi so v\u1edbi suy ngh\u0129 tr\u01b0\u1edbc \u0111\u00e2y. Ti\u1ebfp x\u00fac v\u1edbi PFAS c\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u v\u1ea5n \u0111\u1ec1 s\u1ee9c kh\u1ecfe nghi\u00eam tr\u1ecdng, bao g\u1ed3m ung th\u01b0, tr\u1ebb s\u01a1 sinh nh\u1eb9 c\u00e2n v\u00e0 suy gi\u1ea3m h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch.<\/p>\n\n<h2 class=\"wp-block-heading\">PFAS trong n\u01b0\u1edbc u\u1ed1ng<\/h2>\n\n<p>PFAS th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong n\u01b0\u1edbc u\u1ed1ng tr\u00ean kh\u1eafp Hoa K\u1ef3. \u01af\u1edbc t\u00ednh c\u00f3 h\u01a1n 200 tri\u1ec7u ng\u01b0\u1eddi M\u1ef9 c\u00f3 th\u1ec3 \u0111ang u\u1ed1ng n\u01b0\u1edbc b\u1ecb \u00f4 nhi\u1ec5m b\u1edfi PFAS.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c khuy\u1ebfn c\u00e1o v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ee7a EPA<\/h2>\n\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng m\u1ed1i lo ng\u1ea1i ng\u00e0y c\u00e0ng t\u0103ng li\u00ean quan t\u1edbi PFAS, C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng (EPA) \u0111\u00e3 \u0111\u01b0a ra khuy\u1ebfn c\u00e1o m\u1edbi v\u1ec1 s\u1ee9c kh\u1ecfe \u0111\u1ed1i v\u1edbi hai lo\u1ea1i PFAS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t l\u00e0 PFOS v\u00e0 PFOA. EPA \u0111\u00e3 c\u1eaft gi\u1ea3m gi\u1edbi h\u1ea1n PFOS v\u00e0 PFOA trong n\u01b0\u1edbc u\u1ed1ng xu\u1ed1ng c\u00f2n 0,02 ph\u1ea7n ngh\u00ecn t\u1ef7 v\u00e0 0,004 ph\u1ea7n ngh\u00ecn t\u1ef7, t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n<p>EPA c\u0169ng \u0111\u00e3 khuy\u1ebfn ngh\u1ecb c\u00e1c gi\u1edbi h\u1ea1n an to\u00e0n c\u1ee7a n\u01b0\u1edbc u\u1ed1ng \u0111\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t \u0111\u01b0\u1ee3c coi l\u00e0 ch\u1ea5t thay th\u1ebf PFOA v\u00e0 PFOS. \u0110\u1ed1i v\u1edbi c\u00e1c h\u00f3a ch\u1ea5t GenX, EPA khuy\u1ebfn ngh\u1ecb \u1edf m\u1ee9c 10 ph\u1ea7n ngh\u00ecn t\u1ef7 ho\u1eb7c th\u1ea5p h\u01a1n. \u0110\u1ed1i v\u1edbi PFBS, gi\u1edbi h\u1ea1n l\u00e0 2.000 ph\u1ea7n ngh\u00ecn t\u1ef7.<\/p>\n\n<h2 class=\"wp-block-heading\">Ph\u1ea3n \u1ee9ng \u0111\u1ed1i v\u1edbi khuy\u1ebfn c\u00e1o c\u1ee7a EPA<\/h2>\n\n<p>Ph\u1ea3n \u1ee9ng \u0111\u1ed1i v\u1edbi th\u00f4ng b\u00e1o c\u1ee7a EPA l\u00e0 tr\u00e1i chi\u1ec1u. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi \u1ee7ng h\u1ed9 cho r\u1eb1ng c\u01a1 quan n\u00e0y ch\u01b0a \u0111i \u0111\u1ee7 xa v\u00e0 c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh to\u00e0n b\u1ed9 c\u00e1c lo\u1ea1i PFAS (c\u00f3 h\u01a1n 9.000 h\u00f3a ch\u1ea5t n\u1eb1m trong nh\u00f3m h\u00f3a ch\u1ea5t PFAS), trong khi nh\u1eefng ng\u01b0\u1eddi kh\u00e1c ph\u00e0n n\u00e0n r\u1eb1ng nh\u1eefng khuy\u1ebfn c\u00e1o m\u1edbi n\u00e0y l\u00e0 qu\u00e1 s\u1edbm v\u00e0 ch\u1ec9 g\u00e2y ra s\u1ef1 nh\u1ea7m l\u1eabn.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ee7a EPA<\/h2>\n\n<p>EPA hi\u1ec7n ch\u01b0a th\u1ef1c thi ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c khuy\u1ebfn c\u00e1o m\u1edbi v\u1ec1 s\u1ee9c kh\u1ecfe n\u00e0y. Tuy nhi\u00ean, c\u01a1 quan n\u00e0y c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c ti\u00eau chu\u1ea9n b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i PFAS v\u00e0o m\u00f9a thu, theo \u0111\u00f3 c\u00e1c c\u00f4ng ty ti\u1ec7n \u00edch \u0111\u00f4 th\u1ecb s\u1ebd ph\u1ea3i lo\u1ea1i b\u1ecf c\u00e1c ch\u1ea5t n\u00e0y kh\u1ecfi n\u01b0\u1edbc u\u1ed1ng. EPA c\u0169ng th\u00f4ng b\u00e1o r\u1eb1ng h\u1ecd s\u1ebd cung c\u1ea5p c\u00e1c kho\u1ea3n t\u00e0i tr\u1ee3 tr\u1ecb gi\u00e1 1 t\u1ef7 \u0111\u00f4 la \u0111\u1ec3 gi\u00fap c\u00e1c c\u1ed9ng \u0111\u1ed3ng gi\u1ea3m PFAS trong n\u01b0\u1edbc u\u1ed1ng c\u1ee7a h\u1ecd.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c b\u01b0\u1edbc \u0111\u1ec3 gi\u1ea3m thi\u1ec3u ph\u01a1i nhi\u1ec5m<\/h2>\n\n<p>Nh\u1eefng c\u00e1 nh\u00e2n lo ng\u1ea1i v\u1ec1 PFAS c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ec3 h\u1ea1n ch\u1ebf m\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m c\u1ee7a h\u1ecd. M\u1ed9t s\u1ed1 c\u00e1ch \u0111\u1ec3 gi\u1ea3m ph\u01a1i nhi\u1ec5m bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>L\u1eafp \u0111\u1eb7t b\u1ed9 l\u1ecdc n\u01b0\u1edbc<\/li>\n<li>T\u00ecm c\u00e1c ngu\u1ed3n n\u01b0\u1edbc kh\u00e1c \u0111\u1ec3 s\u1eed d\u1ee5ng<\/li>\n<li>Tr\u00e1nh c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ee9a PFAS<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00e0i nguy\u00ean b\u1ed5 sung<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>EPA: <a href=\"https:\/\/www.epa.gov\/pfas\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/www.epa.gov\/pfas<\/a><\/li>\n<li>H\u1ed9i \u0111\u1ed3ng B\u1ea3o v\u1ec7 T\u00e0i nguy\u00ean Thi\u00ean nhi\u00ean: <a href=\"https:\/\/www.nrdc.org\/stories\/pfas-everything-you-need-know\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/www.nrdc.org\/stories\/pfas-everything-you-need-know<\/a><\/li>\n<li>Nh\u00f3m L\u00e0m vi\u1ec7c v\u1ec1 M\u00f4i tr\u01b0\u1eddng: <a href=\"https:\/\/www.ewg.org\/pfas\/\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/www.ewg.org\/pfas\/<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>PFAS: C\u00e1c h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i trong n\u01b0\u1edbc u\u1ed1ng PFAS l\u00e0 g\u00ec? PFAS, hay perfluorinated v\u00e0 polyfluoroalkyl, l\u00e0 m\u1ed9t nh\u00f3m c\u00e1c h\u00f3a ch\u1ea5t t\u1ed5ng h\u1ee3p \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong&hellip;<\/p>\n","protected":false},"author":6,"featured_media":23630,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[173,179,176,178,4638],"class_list":["post-16496","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-environmental-science","tag-drinking-water","tag-water-contamination","tag-pfas","tag-public-health","tag-environmental-health"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16496"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16496\/revisions"}],"predecessor-version":[{"id":16497,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16496\/revisions\/16497"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/23630"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16496"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16496"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}