S\u1ef1 ki\u1ec7n s\u01b0\u01a1ng m\u00f9 London g\u00e2y ch\u1ea5n \u0111\u1ed9ng th\u1ebf gi\u1edbi x\u1ea3y ra ng\u00e0y 5 th\u00e1ng 12 n\u0103m 1952. H\u00f4m \u0111\u00f3 ngay t\u1eeb s\u00e1ng s\u1edbm, c\u1ea3 th\u00e0nh ph\u1ed1 London \u0111\u00e3 b\u1ecb bao ph\u1ee7 trong s\u01b0\u01a1ng m\u00f9. Khi ti\u1ebfng chu\u00f4ng vang l\u00ean, nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng nhanh ch\u00f3ng. Kh\u00f4ng kh\u00ed \u1ea9m \u01b0\u1edbt v\u00e0 n\u1eb7ng nh\u01b0 m\u1ed9t kh\u1ed1i ch\u00ec \u0111\u00e8 l\u00ean kh\u00f4ng trung th\u00e0nh ph\u1ed1, s\u01b0\u01a1ng d\u00e0y \u0111\u1eb7c kh\u00f4ng lo\u00e3ng ra \u0111\u01b0\u1ee3c, kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi. Trong l\u00fac \u0111\u00f3, h\u00e0ng ng\u00e0n, h\u00e0ng v\u1ea1n \u1ed1ng kh\u00f3i c\u1ee7a c\u00e1c gia \u0111\u00ecnh v\u00e0 nh\u00e0 m\u00e1y v\u1eabn ti\u1ebfp t\u1ee5c nh\u1ea3 v\u00e0o b\u1ea7u tr\u1eddi nh\u1eefng cu\u1ed9n kh\u00f3i \u0111en k\u1ecbt. M\u1eb7t \u0111\u1ea5t kh\u00f4ng h\u1ec1 c\u00f3 gi\u00f3, kh\u00f3i kh\u00f4ng th\u1ec3 khu\u1ebfch t\u00e1n \u0111\u01b0\u1ee3c. N\u1ed3ng \u0111\u1ed9 c\u1ee7a b\u1ee5i kh\u00f3i v\u00e0 kh\u00ed sunfur\u01a1 trong kh\u00f4ng kh\u00ed kh\u00f4ng ng\u1eebng t\u0103ng l\u00ean. Kh\u1eafp c\u00e1c ng\u00f5 h\u1ebbm tr\u00e0n \u0111\u1ea7y kh\u00ed sunfur\u01a1 v\u00e0 b\u1ee5i than. Nh\u1eefng \u00e1nh s\u00e1ng m\u00e0u v\u00e0ng t\u1eeb \u0111\u00e8n pha \u00f4 t\u00f4 kh\u00f4ng xuy\u00ean n\u1ed5i l\u00e0n s\u01b0\u01a1ng m\u00f9, c\u1ea3nh s\u00e1t giao th\u00f4ng bu\u1ed9c ph\u1ea3i \u0111eo kh\u1ea9u trang ph\u00f2ng \u0111\u1ed9c, ng\u01b0\u1eddi qua l\u1ea1i ng\u00e0y c\u00e0ng ho nhi\u1ec1u v\u00e0 ch\u1ea3y n\u01b0\u1edbc m\u1eaft.<\/p>\n\n\n\n
\u0110\u1ebfn ch\u1eadp t\u1ed1i ng\u00e0y th\u1ee9 n\u0103m, s\u01b0\u01a1ng m\u00f9 m\u1edbi b\u1eaft \u0111\u1ea7u nh\u1ea1t d\u1ea7n. Nh\u01b0ng tr\u1eadn s\u01b0\u01a1ng m\u00f9 k\u00e9o d\u00e0i n\u0103m ng\u00e0y n\u00e0y \u0111\u00e3 c\u01b0\u1edbp \u0111i sinh m\u1ec7nh c\u1ee7a h\u01a1n 4.000 ng\u01b0\u1eddi, ba th\u00e1ng sau \u0111\u00f3 l\u1ea1i ti\u1ebfp t\u1ee5c ch\u1ebft th\u00eam h\u01a1n 8.000 ng\u01b0\u1eddi.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao tr\u1eadn s\u01b0\u01a1ng m\u00f9 London n\u00e0y l\u1ea1i gi\u1ebft ch\u1ebft ng\u01b0\u1eddi? Sau s\u1ef1 ki\u1ec7n n\u00e0y qua nhi\u1ec1u m\u1eb7t \u0111i\u1ec1u tra, cu\u1ed1i c\u00f9ng ng\u01b0\u1eddi ta \u0111\u00e3 l\u00e0m s\u00e1ng t\u1ecf: kh\u00ed sunfur\u01a1 v\u00e0 nh\u1eefng gi\u1ecdt n\u01b0\u1edbc c\u00f9ng t\u00e1c d\u1ee5ng v\u1edbi b\u1ee5i trong kh\u00f4ng kh\u00ed \u0111\u00e3 h\u00ecnh th\u00e0nh n\u00ean tr\u1eadn s\u01b0\u01a1ng m\u00f9 d\u00e0y \u0111\u1eb7c n\u00e0y. B\u1ee5i ch\u1ee7 y\u1ebfu do c\u00e1c h\u1ea1t than trong kh\u00f3i than g\u00e2y n\u00ean, ch\u00fang ch\u1ee9a kh\u00ed sunfur\u01a1, oxit silic, oxit nh\u00f4m l\u00e0m th\u00e0nh nh\u1eefng h\u1ea1t nh\u00e2n c\u1ee7a c\u00e1c gi\u1ecdt m\u00f9 x\u00fac t\u00e1c v\u1edbi kh\u00ed sunfur\u01a1 trong kh\u00f4ng kh\u00ed, khi\u1ebfn cho ch\u00fang x\u1ea3y ra c\u00e1c ph\u1ea3n \u1ee9ng oxi h\u00f3a, h\u00ecnh th\u00e0nh SO3, g\u00e2y nguy h\u1ea1i cho s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi, uy hi\u1ebfp s\u1ef1 s\u1ed1ng. Trong s\u01b0\u01a1ng m\u00f9 h\u00e0m l\u01b0\u1ee3ng axit sunfuric r\u1ea5t l\u1edbn ch\u1ee9a nhi\u1ec1u kh\u00ed \u0111\u1ed9c v\u00e0 b\u1ee5i, l\u00e0m cho ph\u1ed5i c\u1ee7a con ng\u01b0\u1eddi h\u00ecnh th\u00e0nh c\u00e1c b\u1ecdt nh\u1ecf tr\u00ean ni\u00eam m\u1ea1c v\u00e0 d\u1ea7n d\u1ea7n th\u00e0nh t\u1eebng m\u1ea3ng l\u1edbn. Ch\u00fang th\u00e2m nh\u1eadp v\u00e0o m\u00e1u, ch\u1ea3y kh\u1eafp to\u00e0n th\u00e2n g\u00e2y n\u00ean nguy hi\u1ec3m.<\/p>\n\n\n\n
Ngo\u00e0i ra trong tr\u1eadn s\u01b0\u01a1ng m\u00f9 n\u00e0y, \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu c\u0169ng \u0111\u00f3ng vai tr\u00f2 \u201chung th\u1ee7\u201d gi\u00fap h\u00ecnh th\u00e0nh s\u01b0\u01a1ng m\u00f9. S\u00e1ng ng\u00e0y 5\/12 tr\u00ean kh\u00f4ng trung London c\u00f3 m\u1ed9t lu\u1ed3ng cao \u00e1p ng\u01b0ng tr\u1ec5 l\u1ea1i, l\u00e0m cho m\u1eb7t \u0111\u1ea5t ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 gi\u00f3. V\u00ec ban \u0111\u00eam m\u1eb7t \u0111\u1ea5t b\u1ee9c x\u1ea1 r\u1ea5t m\u1ea1nh, ph\u1ea7n l\u1edbn nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u00e3 m\u1ea5t \u0111i, do \u0111\u00f3 nhi\u1ec7t \u0111\u1ed9 g\u1ea7n m\u1eb7t \u0111\u1ea5t th\u1ea5p so v\u1edbi nhi\u1ec7t \u0111\u1ed9 tr\u00ean cao, v\u00ec v\u1eady trong kh\u00f4ng gian tr\u00ean m\u1eb7t \u0111\u1ea5t t\u1eeb 50 \u2013 150 m h\u00ecnh th\u00e0nh m\u1ed9t l\u1edbp \u201cnhi\u1ec7t \u0111\u1ed9 ng\u01b0\u1ee3c\u201d t\u1eeb d\u01b0\u1edbi l\u00ean tr\u00ean l\u00e0 l\u1ea1nh \u0111\u1ebfn \u1ea5m. H\u01a1i n\u01b0\u1edbc trong l\u1edbp \u201cnhi\u1ec7t \u0111\u1ed9 ng\u01b0\u1ee3c\u201d g\u1ea7n b\u00e3o h\u00f2a c\u00f3 l\u1ee3i cho vi\u1ec7c h\u00ecnh th\u00e0nh s\u01b0\u01a1ng m\u00f9. Do t\u1ed3n t\u1ea1i l\u1edbp \u201cnhi\u1ec7t \u0111\u1ed9 ng\u01b0\u1ee3c\u201d n\u00ean kh\u00f4ng kh\u00ed l\u1ea1nh ch\u00ecm xu\u1ed1ng d\u01b0\u1edbi, kh\u00f4ng kh\u00ed n\u00f3ng nh\u1eb9 \u1edf tr\u00ean, khi\u1ebfn cho kh\u00f4ng kh\u00ed tr\u00ean d\u01b0\u1edbi kh\u00f3 trao \u0111\u1ed5i v\u00e0 \u1edf tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh. L\u1edbp \u201cnhi\u1ec7t \u0111\u1ed9 ng\u01b0\u1ee3c\u201d gi\u1ed1ng nh\u01b0 m\u1ed9t c\u00e1i ch\u1ea3o l\u1edbn \u00fap l\u00ean c\u1ea3 th\u00e0nh ph\u1ed1, ng\u0103n ch\u1eb7n nhi\u1ec7t \u0111\u1ed9 m\u1eb7t \u0111\u1ea5t v\u1eadn \u0111\u1ed9ng \u0111i l\u00ean. V\u00ec v\u1eady b\u1ee5i kh\u00f3i, kh\u00ed sunfur\u01a1 t\u1eeb trong c\u00e1c \u1ed1ng kh\u00f3i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y v\u00e0 gia \u0111\u00ecnh th\u1ea3i ra b\u1ecb phong t\u1ecfa \u1edf ph\u00eda d\u01b0\u1edbi kh\u00f4ng khu\u1ebfch t\u00e1n ra \u0111\u01b0\u1ee3c, c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m t\u00edch t\u1ee5 ng\u00e0y c\u00e0ng nhi\u1ec1u, l\u1ea1i c\u00f3 s\u01b0\u01a1ng m\u00f9 l\u00e0m m\u00f4i gi\u1edbi n\u00ean \u0111\u00e3 h\u00ecnh th\u00e0nh ra th\u1ea3m k\u1ecbch s\u01b0\u01a1ng m\u00f9 gi\u1ebft ch\u1ebft ng\u01b0\u1eddi.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: S\u1ef1 ki\u1ec7n s\u01b0\u01a1ng m\u00f9 London; M\u00f9 axit sunfuric; Kh\u00ed sunfur\u01a1; B\u1ee5i;<\/p>\n","protected":false},"excerpt":{"rendered":"
S\u1ef1 ki\u1ec7n s\u01b0\u01a1ng m\u00f9 London g\u00e2y ch\u1ea5n \u0111\u1ed9ng th\u1ebf gi\u1edbi x\u1ea3y ra ng\u00e0y 5 th\u00e1ng 12 n\u0103m 1952. H\u00f4m \u0111\u00f3 ngay t\u1eeb s\u00e1ng s\u1edbm, c\u1ea3 th\u00e0nh ph\u1ed1 London \u0111\u00e3 b\u1ecb bao ph\u1ee7 trong s\u01b0\u01a1ng m\u00f9. Khi ti\u1ebfng chu\u00f4ng vang l\u00ean, nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng nhanh ch\u00f3ng. Kh\u00f4ng kh\u00ed \u1ea9m \u01b0\u1edbt v\u00e0 n\u1eb7ng nh\u01b0 m\u1ed9t kh\u1ed1i […]<\/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":[15,17],"tags":[],"class_list":["post-9342","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-moi-truong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9342","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=9342"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9342\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}