T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: Nh\u1eefng b\u00ed \u1ea9n c\u1ee7a nh\u00e2n lo\u1ea1i – Minh Anh<\/p>\n\n\n\n
Hai nh\u00e0 ho\u00e1 h\u1ecdc Anh tin r\u1eb1ng h\u1ecd \u0111\u00e3 gi\u1ea3i m\u00e3 \u0111\u01b0\u1ee3c m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng b\u00ed \u1ea9n t\u1eeb 26 n\u0103m nay, tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: T\u1ea1i sao nh\u1eefng vi\u00ean \u0111\u1ea1n s\u1eaft l\u1ea1i b\u00f9ng ch\u00e1y th\u00e0nh nh\u1eefng qu\u1ea3 c\u1ea7u l\u1eeda l\u1edbn, khi \u0111\u01b0\u1ee3c v\u1edbt l\u00ean t\u1eeb con t\u00e0u \u0111\u1eafm?<\/p>\n\n\n\n
“Ch\u00fang b\u1eaft \u0111\u1ea7u r\u1ef1c \u0111\u1ecf l\u00ean v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m th\u1ea5y h\u01a1i n\u00f3ng to\u1ea3 ra khi chi\u1ebfc b\u00e0n k\u00ea b\u1eaft \u0111\u1ea7u b\u1ed1c kh\u00f3i”. Bob Child, hi\u1ec7n l\u00e0 nh\u00e0 ho\u00e1 h\u1ecdc t\u1ea1i c\u00e1c B\u1ea3o t\u00e0ng v\u00e0 Ph\u00f2ng tr\u01b0ng b\u00e0y t\u1ef1 nhi\u00ean c\u1ee7a x\u1ee9 Wales \u1edf Cardiff, k\u1ec3 l\u1ea1i.<\/p>\n\n\n\n
Hi\u1ec7n t\u01b0\u1ee3ng k\u1ef3 l\u1ea1 n\u00e0y x\u1ea3y ra n\u0103m 1976, khi Child \u0111ang b\u1ea3o qu\u1ea3n nh\u1eefng \u0111\u1ed3 v\u1eadt tr\u1ee5c v\u1edbt \u0111\u01b0\u1ee3c t\u1eeb con t\u00e0u HMS Coronation, b\u1ecb \u0111\u1eafm n\u0103m 1961. Trong m\u1ebb l\u01b0\u1edbi k\u00e9o l\u00ean v\u00e0i ch\u1ee5c vi\u00ean \u0111\u1ea1n s\u00fang th\u1ea7n c\u00f4ng b\u1eb1ng s\u1eaft, b\u1ecb m\u1ed9t l\u1edbp v\u1ecf c\u00e1t c\u1ee9ng nh\u01b0 b\u00ea t\u00f4ng bao ph\u1ee7 sau 3 th\u1ebf k\u1ef7 n\u1eb1m y\u00ean d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n. Khi d\u00f9ng b\u00faa \u0111\u1eadp v\u1ee1 l\u1edbp v\u1ecf ngo\u00e0i n\u00e0y, Child s\u1eedng s\u1ed1t khi th\u1ea5y m\u1ed9t vi\u00ean bi s\u1eaft \u0111\u1ed9t nhi\u00ean n\u00f3ng l\u00ean d\u1eef d\u1ed9i, \u0111\u1ebfn m\u1ee9c h\u1ea7u nh\u01b0 \u0111\u00e3 b\u00e9n l\u1eeda sang chi\u1ebfc b\u00e0n g\u1ed7 k\u00ea b\u00ean d\u01b0\u1edbi. Theo ph\u1ecfng \u0111o\u00e1n c\u1ee7a \u00f4ng, nhi\u1ec7t \u0111\u1ed9 c\u1ee7a nh\u1eefng qu\u1ea3 c\u1ea7u s\u1eaft ph\u1ea3i l\u00ean t\u1edbi 300 – 4000C.<\/p>\n\n\n\n
Ng\u00e0y nay, khi \u201ch\u00e2m n\u00f3ng\u201d l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y, Child v\u00e0 m\u1ed9t nh\u00e0 ho\u00e1 h\u1ecdc kh\u00e1c, David Rosseinky, cho bi\u1ebft h\u1ecd \u0111\u00e3 t\u00ecm hi\u1ec3u \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n. \u00d4ng gi\u1ea3i th\u00edch nh\u01b0 sau:<\/p>\n\n\n\n
\u00c1nh s\u00e1ng b\u1ecb kh\u00fac x\u1ea1, \u0111i theo \u0111\u01b0\u1eddng cong c\u1ee7a m\u1eb7t c\u1ea7u<\/p>\n\n\n\n
Khi chi\u1ebfc Coronation ch\u00ecm xu\u1ed1ng \u0111\u00e1y bi\u1ec3n, do b\u1ecb bao b\u1ecdc b\u1edfi n\u01b0\u1edbc bi\u1ec3n m\u1eb7n v\u00e0 gi\u00e0u oxy, nh\u1eefng qu\u1ea3 c\u1ea7u s\u1eaft b\u1ecb hoen g\u1ec9 m\u1ea1nh. Qu\u00e1 tr\u00ecnh n\u00e0y khi\u1ebfn th\u1ec3 t\u00edch kh\u1ed1i c\u1ea7u t\u0103ng l\u00ean, ch\u00fang n\u1edf ra, v\u00e0 t\u1ef7 tr\u1ecdng gi\u1ea3m xu\u1ed1ng (th\u1ef1c t\u1ebf, nh\u1eefng qu\u1ea3 c\u1ea7u bi s\u1eaft \u0111\u01b0\u1ee3c l\u00f4i l\u00ean m\u1eb7t n\u01b0\u1edbc nh\u1eb9 h\u01a1n nhi\u1ec1u so v\u1edbi nh\u1eefng g\u00ec ng\u01b0\u1eddi ta t\u01b0\u1edfng). C\u00f9ng l\u00fac \u0111\u00f3, nh\u1eefng qu\u1ea3 c\u1ea7u t\u1eeb t\u1eeb ch\u00ecm v\u00e0o c\u00e1t, t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u1ea7ng c\u00e1t \u0111\u00e1y bi\u1ec3n t\u1ea1o n\u00ean m\u1ed9t l\u1edbp v\u1ecf c\u1ee9ng ch\u1eafc nh\u01b0 canxi. Qua nhi\u1ec1u th\u1ebf k\u1ef7, nh\u1eefng v\u1eadt ch\u1ea5t h\u1eefu c\u01a1 th\u1ed1i r\u1eefa \u1edf g\u1ea7n \u0111\u00f3 \u0111\u00e3 kh\u1eed c\u00e1c kim lo\u1ea1i b\u1ecb oxy ho\u00e1 n\u00e0y, chuy\u1ec3n ch\u00fang th\u00e0nh s\u1eaft nguy\u00ean ch\u1ea5t. Tuy nhi\u00ean, \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd \u1edf \u0111\u00e2y l\u00e0 th\u1ec3 t\u00edch kh\u1ed1i c\u1ea7u v\u1eabn c\u1ea7n gi\u1eef kh\u00f4ng \u0111\u1ed5i, ngh\u0129a l\u00e0 nh\u1eefng l\u1ed7 r\u1ed7ng (m\u00e0 tr\u01b0\u1edbc \u0111\u00f3 l\u00e0 v\u1ecb tr\u00ed c\u1ee7a c\u00e1c ion s\u1eaft) v\u1eabn \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean. Khi \u0111\u01b0a qu\u1ea3 c\u1ea7u l\u00ean m\u1eb7t bi\u1ec3n v\u00e0 \u0111\u1eadp v\u1ee1 l\u1edbp v\u1ecf xi, kh\u00f4ng kh\u00ed tr\u00e0n v\u00e0o c\u00e1c l\u1ed7 r\u1ed7ng n\u00e0y v\u00e0 ph\u1ea3n \u1ee9ng oxy ho\u00e1 x\u1ea3y ra t\u1ee9c th\u00ec, b\u00f9ng l\u00ean th\u00e0nh ng\u1ecdn l\u1eeda.<\/p>\n\n\n\n
\u1ea2o \u1ea3nh c\u1ee7a m\u1ed9t r\u1eb7ng n\u00fai \u1edf xa. N\u00f3 tan \u0111i khi m\u1eb7t tr\u1eddi l\u00e0m \u1ea5m l\u1edbp kh\u00ed s\u00e1t m\u1eb7t \u0111\u1ea5t<\/p>\n\n\n\n
Nh\u00e0 nghi\u00ean c\u1ee9u Stephen Fletcher thu\u1ed9c \u0110\u1ea1i h\u1ecdc Loughborough, M\u1ef9, cho r\u1eb1ng: Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y kh\u00f4ng c\u00f3 g\u00ec l\u00e0 b\u1ea5t th\u01b0\u1eddng. Khi s\u1eaft b\u1ecb \u00f4xy ho\u00e1, n\u00f3 gi\u1ea3i ph\u00f3ng ra n\u0103ng l\u01b0\u1ee3ng v\u00e0 v\u00ec qu\u1ea3 c\u1ea7u s\u1eaft c\u00f3 v\u00f4 s\u1ed1 c\u00e1c l\u1ed7 r\u1ed7ng, n\u00ean di\u1ec7n t\u00edch ti\u1ebfp x\u00fac c\u1ee7a s\u1eaft v\u1edbi \u00f4xy l\u00e0 c\u1ef1c l\u1edbn v\u00e0 qu\u00e1 tr\u00ecnh \u00f4xy ho\u00e1 x\u1ea3y ra c\u1ef1c nhanh, \u0111\u1ebfn m\u1ee9c c\u00f3 th\u1ec3 b\u1ed1c ch\u00e1y.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: Nh\u1eefng b\u00ed \u1ea9n c\u1ee7a nh\u00e2n lo\u1ea1i – Minh Anh Hai nh\u00e0 ho\u00e1 h\u1ecdc Anh tin r\u1eb1ng h\u1ecd \u0111\u00e3 gi\u1ea3i m\u00e3 \u0111\u01b0\u1ee3c m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng b\u00ed \u1ea9n t\u1eeb 26 n\u0103m nay, tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: T\u1ea1i sao nh\u1eefng vi\u00ean \u0111\u1ea1n s\u1eaft l\u1ea1i b\u00f9ng ch\u00e1y th\u00e0nh nh\u1eefng qu\u1ea3 c\u1ea7u l\u1eeda l\u1edbn, khi \u0111\u01b0\u1ee3c […]<\/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":[24],"tags":[],"class_list":["post-16998","post","type-post","status-publish","format-standard","hentry","category-kham-pha"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16998","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=16998"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16998\/revisions"}],"predecessor-version":[{"id":16999,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16998\/revisions\/16999"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}