C\u00e1c v\u1eadn \u0111\u1ed9ng vi\u00ean sau khi d\u1ed1c s\u1ee9c ch\u1ea1y nh\u1ea3y, th\u01b0\u1eddng h\u00e1 to mi\u1ec7ng th\u1edf ra g\u1ea5p g\u00e1p. B\u1ea1n \u0111\u00e3 \u0111\u1ec3 \u00fd \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y ch\u01b0a? H\u01a1i th\u1edf ra c\u1ee7a h\u1ecd c\u00f3 m\u00e0u tr\u1eafng. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u1eb7c bi\u1ec7t r\u00f5 r\u1ec7t v\u00e0o m\u00f9a \u0111\u00f4ng \u1edf ngo\u00e0i tr\u1eddi. Kh\u00f4ng kh\u00ed v\u1ed1n trong su\u1ed1t kh\u00f4ng c\u00f3 m\u00e0u s\u1eafc, v\u00ec sao h\u01a1i th\u1edf c\u1ee7a h\u1ecd l\u1ea1i c\u00f3 m\u00e0u tr\u1eafng nh\u1ec9?<\/p>\n\n\n\n
Kh\u00f4ng kh\u00ed xung quanh ch\u00fang ta do s\u1ef1 h\u1ed7n h\u1ee3p c\u1ee7a nhi\u1ec1u lo\u1ea1i nguy\u00ean t\u1ed1 ch\u1ea5t kh\u00ed m\u00e0 th\u00e0nh. Trong \u0111\u00f3 ch\u1ee7 y\u1ebfu c\u00f3 oxi v\u00e0 nit\u01a1. Ngo\u00e0i ra do tr\u00ean m\u1eb7t \u0111\u1ea5t c\u00f3 nhi\u1ec1u s\u00f4ng h\u1ed3 ao \u0111\u1ea7m, n\u01b0\u1edbc trong c\u00e1c ngu\u1ed3n n\u01b0\u1edbc \u0111\u00f3 sau khi qua b\u1ed1c h\u01a1i bi\u1ebfn th\u00e0nh h\u01a1i n\u01b0\u1edbc, c\u0169ng bay h\u1ebft v\u00e0o kh\u00f4ng kh\u00ed. C\u00f3 l\u00fac ch\u00fang ta c\u1ea3m th\u1ea5y kh\u00f4ng kh\u00ed r\u1ea5t \u1ea9m th\u1ea5p, \u0111\u00f3 l\u00e0 v\u00ec th\u00e0nh ph\u1ea7n h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed qu\u00e1 nhi\u1ec1u. N\u01b0\u1edbc c\u00f3 th\u1ec3 bi\u1ebfn th\u00e0nh h\u01a1i n\u01b0\u1edbc bay v\u00e0o trong kh\u00f4ng kh\u00ed, th\u1ebf th\u00ec h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed c\u00f3 th\u1ec3 ng\u01b0ng k\u1ebft tr\u1edf l\u1ea1i th\u00e0nh h\u1ea1t n\u01b0\u1edbc kh\u00f4ng nh\u1ec9? Ch\u00fang ta h\u00e3y th\u1ef1c hi\u1ec7n m\u1ed9t quan s\u00e1t nh\u1ecf \u0111\u1ec3 tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi n\u00e0y. Trong m\u00f9a \u0111\u00f4ng r\u00e9t bu\u1ed1t, ch\u00fang ta \u0111\u00f3ng ch\u1eb7t c\u00e1c c\u1eeda ra v\u00e0o v\u00e0 c\u1eeda s\u1ed5 nh\u00e0 \u1edf l\u1ea1i v\u00e0 gi\u1eef \u1ea5m trong ph\u00f2ng. Kh\u00f4ng bao l\u00e2u ch\u00fang ta s\u1ebd nh\u1eadn th\u1ea5y, tr\u00ean k\u00ednh c\u1eeda s\u1ed5 b\u00e1m \u0111\u1ea7y c\u00e1c h\u1ea1t n\u01b0\u1edbc nh\u1ecf. Nh\u1eefng h\u1ea1t n\u01b0\u1edbc nh\u1ecf n\u00e0y l\u00e0 h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed \u1edf trong ph\u00f2ng, sau khi ti\u1ebfp x\u00fac v\u1edbi k\u00ednh c\u1eeda s\u1ed5 l\u1ea1nh gi\u00e1 ng\u01b0ng k\u1ebft l\u1ea1i m\u00e0 th\u00e0nh.<\/p>\n\n\n\n
H\u01a1i t\u1eeb trong mi\u1ec7ng ch\u00fang ta th\u1edf ra, c\u00f3 kh\u00f4ng \u00edt h\u01a1i n\u01b0\u1edbc. Khi nh\u1eefng ch\u1ea5t kh\u00ed n\u00e0y mang theo nhi\u1ec7t \u0111\u1ed9 h\u1ea7u nh\u01b0 x\u1ea5p x\u1ec9 v\u1edbi nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 ng\u01b0\u1eddi \u0111i v\u00e0o kh\u00f4ng kh\u00ed xung quanh, s\u1ed1 h\u01a1i n\u01b0\u1edbc trong \u0111\u00f3 g\u1eb7p ph\u1ea3i m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i t\u01b0\u01a1ng \u0111\u1ed1i l\u1ea1nh, li\u1ec1n ng\u01b0ng k\u1ebft l\u1ea1i th\u00e0nh nhi\u1ec1u h\u1ea1t n\u01b0\u1edbc nh\u1ecf li ti c\u00f3 d\u1ea1ng s\u01b0\u01a1ng m\u00f9 m\u00e0u tr\u1eafng. Nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i c\u00e0ng th\u1ea5p, nh\u1eefng h\u1ea1t n\u01b0\u1edbc nh\u1ecf ng\u01b0ng k\u1ebft c\u00e0ng nhi\u1ec1u, d\u1ea1ng s\u01b0\u01a1ng m\u00f9 m\u00e0u tr\u1eafng c\u00e0ng r\u00f5 r\u1ec7t. V\u00e0o m\u00f9a h\u00e8, ch\u00fang ta c\u0169ng c\u00f3 th\u1ec3 quan s\u00e1t th\u1ea5y hi\u1ec7n t\u01b0\u1ee3ng t\u01b0\u01a1ng t\u1ef1. C\u00f3 \u0111i\u1ec1u, ch\u1ea5t kh\u00ed phun ra kh\u00f4ng ph\u1ea3i l\u00e0 ra t\u1eeb m\u1ed3m c\u1ee7a ng\u01b0\u1eddi, m\u00e0 l\u00e0 t\u1eeb si\u00eau n\u01b0\u1edbc \u0111ang s\u00f4i. Khi n\u01b0\u1edbc s\u00f4i r\u1ed3i, trong si\u00eau n\u01b0\u1edbc s\u1ebd c\u00f3 m\u1ed9t l\u01b0\u1ee3ng l\u1edbn h\u01a1i n\u01b0\u1edbc ph\u1ee5t ra. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a h\u01a1i n\u01b0\u1edbc n\u00e0y x\u1ea5p x\u1ec9 100\u00b0C. M\u1ed9t khi bay v\u00e0o m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i \u1edf nhi\u1ec7t \u0111\u1ed9 trong ph\u00f2ng, h\u01a1i n\u01b0\u1edbc \u0111\u00f3 c\u0169ng s\u1ebd ng\u01b0ng k\u1ebft th\u00e0nh d\u1ea1ng s\u01b0\u01a1ng m\u00f9 m\u00e0u tr\u1eafng. N\u1ebfu ch\u00fang ta nh\u1ea5t th\u1eddi qu\u00ean t\u1eaft b\u1ebfp, h\u01a1i n\u01b0\u1edbc do c\u1ea3 si\u00eau n\u01b0\u1edbc sinh ra li\u1ec1n to\u1ea3 kh\u1eafp gian ph\u00f2ng, l\u00e0m cho gian ph\u00f2ng nh\u01b0 b\u1ecb s\u01b0\u01a1ng m\u00f9 tr\u1eafng bao ph\u1ee7 v\u1eady.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: B\u1ed1c h\u01a1i; H\u01a1i n\u01b0\u1edbc; Ng\u01b0ng k\u1ebft.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
C\u00e1c v\u1eadn \u0111\u1ed9ng vi\u00ean sau khi d\u1ed1c s\u1ee9c ch\u1ea1y nh\u1ea3y, th\u01b0\u1eddng h\u00e1 to mi\u1ec7ng th\u1edf ra g\u1ea5p g\u00e1p. B\u1ea1n \u0111\u00e3 \u0111\u1ec3 \u00fd \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y ch\u01b0a? H\u01a1i th\u1edf ra c\u1ee7a h\u1ecd c\u00f3 m\u00e0u tr\u1eafng. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u1eb7c bi\u1ec7t r\u00f5 r\u1ec7t v\u00e0o m\u00f9a \u0111\u00f4ng \u1edf ngo\u00e0i tr\u1eddi. Kh\u00f4ng kh\u00ed v\u1ed1n trong su\u1ed1t kh\u00f4ng c\u00f3 m\u00e0u […]<\/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":[15,7],"tags":[],"class_list":["post-5682","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5682","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=5682"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5682\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=5682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=5682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=5682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}