T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 5 – Arkady Leokum<\/p>\n\n\n\n
T\u1ea1i sao d\u1ea7u kh\u00ed l\u1ea1i l\u00e0 th\u1ee9 d\u1ea7u \u201ctuy\u1ec7t v\u1eddi\u201d? V\u00ec n\u00f3 l\u00e0 ch\u1ea5t l\u1ecfng, d\u1ec5 b\u1ed1c h\u01a1i v\u00e0 d\u1ec5 b\u1eaft l\u1eeda.<\/p>\n\n\n\n
D\u1ea7u kh\u00ed l\u00e0 m\u1ed9t t\u1eeb ch\u1ec9 nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m t\u1eeb m\u1ed9t nguy\u00ean li\u1ec7u ch\u1ebf t\u1ea1o ra. C\u0103n b\u1ea3n, d\u1ea7u kh\u00ed ch\u1ec9 l\u00e0 h\u1ee3p ch\u1ea5t hydrocar- bon t\u1ee9c l\u00e0 carbon v\u00e0 hydrogen. Nh\u01b0 v\u1eeba n\u00f3i, h\u1ee3p ch\u1ea5t n\u00e0y l\u1ecfng, d\u1ec5 b\u1ed1c h\u01a1i, d\u1ec5 b\u1eaft l\u1eeda. Khi ch\u00e1y, n\u00f3 h\u1ea7u nh\u01b0 ch\u00e1y ho\u00e0n to\u00e0n v\u00e0 \u0111\u1ec3 l\u1ea1i r\u1ea5t \u00edt ch\u1ea5t b\u00e3, ch\u1ea5t th\u1ea3i, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p r\u1ea5t nhi\u1ec1u nhi\u1ec7t so v\u1edbi c\u00f9ng m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t ch\u1ea5t l\u1ecfng kh\u00e1c.<\/p>\n\n\n\n
D\u1ea7u x\u0103ng do \u0111\u00e2u? C\u00f3 nhi\u1ec1u ngu\u1ed3n nh\u01b0ng ch\u1ee7 y\u1ebfu v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 t\u1eeb m\u1ecf d\u1ea7u th\u00f4 \u0111\u01b0\u1ee3c tr\u1eef trong c\u00e1c m\u1ecf, d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t. X\u0103ng \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb d\u1ea7u th\u00f4 qua qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t. Nguy\u00ean li\u1ec7u – t\u1ee9c l\u00e0 d\u1ea7u m\u1ecf, m\u1ed9t ch\u1ea5t l\u1ecfng – \u0111\u01b0\u1ee3c cho v\u00e0o nh\u1eefng n\u1ed3i ch\u01b0ng v\u00e0 \u0111un n\u00f3ng l\u00ean kho\u1ea3ng 2000C cho b\u1ed1c h\u01a1i. \u1ede nhi\u1ec7t \u0111\u1ed9 n\u00e0y c\u0169ng ch\u1ec9 l\u00e0m b\u1ed1c h\u01a1i \u0111\u01b0\u1ee3c 1\/4 d\u1ea7u th\u00f4 ch\u1ee9a hydrocarbon. H\u01a1i \u0111\u01b0\u1ee3c d\u1eabn qua c\u00e1c \u1ed1ng v\u00e0 \u0111\u01b0\u1ee3c l\u00e0m l\u1ea1nh \u0111\u1ec3 ng\u01b0ng \u0111\u1ecdng l\u1ea1i thn\u00e0h ch\u1ea5t l\u1ecfng. Ch\u1ea5t l\u1ecfng n\u00e0y l\u1ea1i \u0111\u01b0\u1ee3c ch\u01b0ng c\u1ea5t l\u1ea7n n\u1eefa hay nhi\u1ec1u l\u1ea7n n\u1eefa \u0111\u1ec3 c\u00f3 x\u0103ng ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t.<\/p>\n\n\n\n
Ch\u1ea5t l\u01b0\u1ee3ng x\u0103ng t\u00f9y thu\u1ed9c hi\u1ec7u qu\u1ea3 c\u1ee7a n\u00f3, ngh\u0129a l\u00e0 xe c\u1ed9 ho\u1eb7c m\u00e1y bay khi chuy\u1ec3n \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 cao th\u00ec c\u1ea7n m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 bao nhi\u00eau. Gi\u1ea3n d\u1ecb h\u01a1n, khi ta th\u1ea5y ti\u1ebfng m\u00e1y \u201ckhua\u201d c\u00f3 ngh\u0129a l\u00e0 x\u0103ng ch\u01b0a \u0111\u01b0\u1ee3c l\u1ecdc k\u1ef9, hi\u1ec7u qu\u1ea3 th\u1ea5p, \u0111\u1ed9 nh\u1ea1y v\u00e0 ch\u00e1y th\u1ea5p. Ng\u01b0\u1eddi ta th\u00eam nh\u1eefng ch\u1ea5t ph\u1ee5 gia v\u00e0o \u0111\u1ec3 l\u00e0m cho x\u0103ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t h\u01a1n. X\u0103ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t \u0111\u01b0\u1ee3c g\u1ecdi d\u01b0\u1edbi c\u00e1i t\u00ean th\u01b0\u01a1ng m\u1ea1i l\u00e0 \u201cx\u0103ng super\u201d ho\u1eb7c \u201chigh-octane\u201d. Ng\u00e0y nay, v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt cao, ng\u01b0\u1eddi ta ng\u00e0y c\u00e0ng c\u1ea3i ti\u1ebfn \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng x\u0103ng \u0111\u1ec3 xe c\u1ed9 m\u00e1y m\u00f3c s\u1eed d\u1ee5ng c\u00f3 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 5 – Arkady Leokum T\u1ea1i sao d\u1ea7u kh\u00ed l\u1ea1i l\u00e0 th\u1ee9 d\u1ea7u \u201ctuy\u1ec7t v\u1eddi\u201d? V\u00ec n\u00f3 l\u00e0 ch\u1ea5t l\u1ecfng, d\u1ec5 b\u1ed1c h\u01a1i v\u00e0 d\u1ec5 b\u1eaft l\u1eeda. D\u1ea7u kh\u00ed l\u00e0 m\u1ed9t t\u1eeb ch\u1ec9 nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m t\u1eeb m\u1ed9t nguy\u00ean li\u1ec7u ch\u1ebf t\u1ea1o ra. […]<\/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],"tags":[],"class_list":["post-14572","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14572","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=14572"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14572\/revisions"}],"predecessor-version":[{"id":14573,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14572\/revisions\/14573"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}