{"id":8102,"date":"2021-11-20T16:05:22","date_gmt":"2021-11-20T09:05:22","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=8102"},"modified":"2021-11-21T12:30:54","modified_gmt":"2021-11-21T05:30:54","slug":"vi-sao-khong-nen-uong-nuoc-soi-dun-lai","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/vi-sao-khong-nen-uong-nuoc-soi-dun-lai\/","title":{"rendered":"V\u00ec sao kh\u00f4ng n\u00ean u\u1ed1ng n\u01b0\u1edbc s\u00f4i \u0111un l\u1ea1i?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Kh\u00f4ng n\u00ean u\u1ed1ng n\u01b0\u1edbc l\u00e3 l\u00e0 \u0111i\u1ec1u v\u1ec7 sinh th\u01b0\u1eddng th\u1ee9c m\u00e0 ai c\u0169ng bi\u1ebft, th\u1ebf nh\u01b0ng nh\u01b0 th\u1ebf c\u0169ng kh\u00f4ng c\u00f3 ngh\u0129a m\u1ecdi lo\u1ea1i n\u01b0\u1edbc \u0111un s\u00f4i \u0111\u1ec1u n\u00ean u\u1ed1ng. Th\u1ef1c ra c\u00f3 m\u1ea5y lo\u1ea1i n\u01b0\u1edbc \u0111\u00e3 \u0111un s\u00f4i nh\u01b0ng kh\u00f4ng n\u00ean u\u1ed1ng, v\u00ed d\u1ee5 n\u01b0\u1edbc \u0111\u00e3 \u0111un s\u00f4i l\u00e2u tr\u00ean b\u1ebfp l\u00f2, n\u01b0\u1edbc \u0111\u1ecdng l\u1ea1i tr\u00ean n\u1eafp n\u1ed3i n\u1ea5u c\u01a1m, n\u1ed3i n\u1ea5u th\u1ecbt, n\u01b0\u1edbc s\u00f4i \u0111\u1ec3 c\u00e1ch \u0111\u00eam tr\u00ean b\u1ebfp c\u00f3 \u0111un l\u1ea1i ho\u1eb7c kh\u00f4ng \u0111un s\u00f4i l\u1ea1i, n\u01b0\u1edbc s\u00f4i \u0111\u1ec3 l\u00e2u trong ph\u00edch n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec sao c\u00e1c lo\u1ea1i n\u01b0\u1edbc \u0111\u00e3 \u0111un s\u00f4i n\u00e0y l\u1ea1i kh\u00f4ng n\u00ean u\u1ed1ng? V\u00ec trong n\u01b0\u1edbc th\u01b0\u1eddng c\u00f3 ch\u1ee9a vi l\u01b0\u1ee3ng c\u00e1c mu\u1ed1i natri ho\u1eb7c c\u00e1c ion kim lo\u1ea1i n\u1eb7ng nh\u01b0 ch\u00ec, ca\u0111imi\u2026 Khi n\u01b0\u1edbc \u0111un l\u00e2u trong th\u1eddi gian d\u00e0i, n\u01b0\u1edbc b\u1ecb bay h\u01a1i li\u00ean t\u1ee5c, n\u1ed3ng \u0111\u1ed9 mu\u1ed1i natri v\u00e0 c\u00e1c kim lo\u1ea1i n\u1eb7ng trong n\u01b0\u1edbc \u0111un s\u00f4i l\u00e2u s\u1ebd t\u0103ng l\u00ean, h\u00e0m l\u01b0\u1ee3ng natri t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn trong n\u01b0\u1edbc s\u00f4i khi v\u00e0o d\u1ea1 d\u00e0y, mu\u1ed1i natri s\u1ebd b\u1ecb kh\u1eed m\u1ed9t ph\u1ea7n th\u00e0nh nitrit. M\u00e0 mu\u1ed1i nitrit l\u1ea1i ph\u00e1 ho\u1ea1i c\u00f4ng n\u0103ng v\u1eadn chuy\u1ec3n oxy c\u1ee7a m\u00e1u, l\u00e0m tim \u0111\u1eadp nhanh, h\u00f4 h\u1ea5p kh\u00f3, trong t\u00ecnh hu\u1ed1ng nghi\u00eam tr\u1ecdng c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m \u0111\u1ebfn t\u00ednh m\u1ec7nh. T\u01b0\u01a1ng t\u1ef1 c\u00e1c ion kim lo\u1ea1i n\u1eb7ng c\u0169ng c\u00f3 h\u1ea1i cho c\u01a1 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng n\u00ean u\u1ed1ng n\u01b0\u1edbc l\u00e3, nh\u01b0ng c\u0169ng kh\u00f4ng n\u00ean u\u1ed1ng n\u01b0\u1edbc \u0111un s\u00f4i l\u1ea1i, th\u1ebf th\u00ec li\u1ec7u u\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft ho\u1eb7c n\u01b0\u1edbc c\u1ea5t c\u00f3 h\u1ee3p v\u1ec7 sinh kh\u00f4ng? Th\u1ef1c ra trong n\u01b0\u1edbc n\u00f3i chung th\u01b0\u1eddng c\u00f3 ch\u1ee9a c\u00e1c nguy\u00ean t\u1ed1 canxi, magie\u2026. l\u00e0 nh\u1eefng nguy\u00ean t\u1ed1 r\u1ea5t c\u1ea7n cho c\u01a1 th\u1ec3, h\u00e0m l\u01b0\u1ee3ng canxi trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi chi\u1ebfm kho\u1ea3ng 1,38% l\u00e0 th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu c\u1ee7a x\u01b0\u01a1ng v\u00e0 r\u0103ng, duy tr\u00ec \u0111\u01b0\u1ee3c s\u1ef1 co gi\u00e3n c\u1ee7a c\u01a1 b\u1eafp, c\u00f3 t\u00e1c d\u1ee5ng quan tr\u1ecdng cho s\u1ef1 \u0111\u00f4ng m\u00e1u. Magie chi\u1ebfm kho\u1ea3ng 0,07% tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3, h\u01a1n 70% l\u01b0\u1ee3ng magie t\u1ed3n t\u1ea1i trong x\u01b0\u01a1ng. H\u1eb1ng ng\u00e0y, m\u1ed7i ng\u01b0\u1eddi c\u1ea7n t\u1eeb 0,3 &#8211; 0,5 g canxi. Hai lo\u1ea1i nguy\u00ean t\u1ed1 n\u00e0y, m\u1ed9t ph\u1ea7n \u0111i v\u00e0o c\u01a1 th\u1ec3 b\u1eb1ng con \u0111\u01b0\u1eddng n\u01b0\u1edbc u\u1ed1ng. T\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y vi\u1ec7c ch\u1ec9 u\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft ho\u1eb7c n\u01b0\u1edbc c\u1ea5t l\u00e0 kh\u00f4ng t\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ebf th\u00ec n\u00ean u\u1ed1ng lo\u1ea1i n\u01b0\u1edbc \u0111un s\u00f4i n\u00e0o l\u00e0 t\u1ed1t. Khi n\u01b0\u1edbc \u0111un \u0111\u1ebfn \u0111\u1ed9 s\u00f4i, ch\u1ee9ng t\u1ecf nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc \u0111\u00e3 \u0111\u1ebfn 100\u00b0C, tuy\u1ec7t \u0111\u1ea1i \u0111a s\u1ed1 c\u00e1c vi khu\u1ea9n \u0111\u00e3 b\u1ecb di\u1ec7t. N\u1ebfu trong n\u01b0\u1edbc m\u00e1y c\u00f3 qu\u00e1 nhi\u1ec1u kh\u00ed clo, t\u1ed1t nh\u1ea5t n\u00ean \u0111un v\u00e0i ph\u00fat \u0111\u1ec3 \u0111u\u1ed5i kh\u00ed clo. V\u1edbi lo\u1ea1i n\u01b0\u1edbc s\u00f4i n\u00e0y b\u1ea5t k\u1ef3 d\u00f9ng \u0111\u1ec3 u\u1ed1ng hay n\u1ea5u c\u01a1m \u0111\u1ec1u t\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kho\u00e1: N\u01b0\u1edbc \u0111un s\u00f4i; Mu\u1ed1i nitrit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Kh\u00f4ng n\u00ean u\u1ed1ng n\u01b0\u1edbc l\u00e3 l\u00e0 \u0111i\u1ec1u v\u1ec7 sinh th\u01b0\u1eddng th\u1ee9c m\u00e0 ai c\u0169ng bi\u1ebft, th\u1ebf nh\u01b0ng nh\u01b0 th\u1ebf c\u0169ng kh\u00f4ng c\u00f3 ngh\u0129a m\u1ecdi lo\u1ea1i n\u01b0\u1edbc \u0111un s\u00f4i \u0111\u1ec1u n\u00ean u\u1ed1ng. Th\u1ef1c ra c\u00f3 m\u1ea5y lo\u1ea1i n\u01b0\u1edbc \u0111\u00e3 \u0111un s\u00f4i nh\u01b0ng kh\u00f4ng n\u00ean u\u1ed1ng, v\u00ed d\u1ee5 n\u01b0\u1edbc \u0111\u00e3 \u0111un s\u00f4i l\u00e2u tr\u00ean b\u1ebfp l\u00f2, n\u01b0\u1edbc [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-8102","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8102"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8102\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}