{"id":9687,"date":"2021-11-21T17:58:21","date_gmt":"2021-11-21T10:58:21","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=9687"},"modified":"2021-11-21T18:36:22","modified_gmt":"2021-11-21T11:36:22","slug":"tai-sao-bac-ha-dac-biet-mat-lanh","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-bac-ha-dac-biet-mat-lanh\/","title":{"rendered":"T\u1ea1i sao b\u1ea1c h\u00e0 \u0111\u1eb7c bi\u1ec7t m\u00e1t l\u1ea1nh?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">V\u00e0o m\u00f9a h\u00e8 n\u00f3ng n\u1ef1c, ng\u1eaft m\u1ed9t chi\u1ebfc l\u00e1 b\u1ea1c h\u00e0, nhai nhai s\u1ebd c\u00f3 m\u1ed9t lu\u1ed3ng h\u01b0\u01a1ng th\u01a1m m\u00e1t; n\u1ebfu h\u00e1i m\u1ea5y l\u00e1 r\u1ed3i ng\u00e2m trong n\u01b0\u1edbc s\u00f4i, \u0111\u1ee3i sau khi ngu\u1ed9i u\u1ed1ng m\u1ed9t ng\u1ee5m th\u1eadt l\u00e0 m\u00e1t l\u1ea1nh th\u1ea5m v\u00e0o gan ru\u1ed9t. Trong \u0110\u00f4ng y t\u1eeb x\u01b0a l\u00e1 b\u1ea1c h\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c coi l\u00e0 v\u1ecb thu\u1ed1c d\u00f9ng \u0111\u1ec3 tr\u1ecb s\u1ed1t, \u0111au \u0111\u1ea7u, h\u1ecdng ph\u00f9 \u0111au, da m\u1ea9n ng\u1ee9a\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1c h\u00e0 l\u00e0 lo\u00e0i th\u1ef1c v\u1eadt th\u00e2n th\u1ea3o sinh s\u1ed1ng nhi\u1ec1u n\u0103m, m\u00f9a thu ra hoa nh\u1ecf m\u00e0u tr\u1eafng, t\u00edm h\u1ed3ng, th\u00e2n h\u00ecnh vu\u00f4ng, l\u00e1 \u0111\u1ed1i x\u1ee9ng, h\u00ecnh ph\u00f4i ho\u1eb7c h\u00ecnh tr\u00f2n d\u00e0i, m\u00e9p l\u00e1 c\u00f3 r\u0103ng c\u01b0a th\u01b0\u1eddng d\u00f9ng r\u1ec5 \u0111\u1ec3 sinh s\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i sao b\u1ea1c h\u00e0 l\u1ea1i m\u00e1t l\u1ea1nh nh\u01b0 v\u1eady?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u00e2n v\u00e0 l\u00e1 b\u1ea1c h\u00e0 c\u00f3 nhi\u1ec1u d\u1ea7u d\u1ec5 bay h\u01a1i g\u1ecdi l\u00e0 d\u1ea7u b\u1ea1c h\u00e0, th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu l\u00e0 c\u1ed3n b\u1ea1c h\u00e0 v\u00e0 ch\u1ea5t x\u00eaton b\u1ea1c h\u00e0, d\u1ea7u b\u1ea1c h\u00e0 l\u00e0 d\u1ecbch th\u1ec3 d\u1ea1ng d\u1ea7u, c\u00f3 m\u00e0u v\u00e0ng xanh nh\u1ea1t, m\u00f9i th\u01a1m n\u1ee9c, m\u00e1t l\u1ea1nh. H\u01b0\u01a1ng th\u01a1m m\u00e1t to\u00e0n th\u00e2n b\u1ea1c h\u00e0 l\u00e0 t\u1eeb \u0111\u00e2y m\u00e0 ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f9ng ph\u01b0\u01a1ng ph\u00e1p ch\u01b0ng c\u1ea5t c\u00f3 th\u1ec3 l\u1ea5y \u0111\u01b0\u1ee3c d\u1ea7u b\u1ea1c h\u00e0 \u1edf trong th\u00e2n v\u00e0 l\u00e1 b\u1ea1c h\u00e0, l\u1ea1i qua gia c\u00f4ng ch\u1eaft l\u1ecdc, \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c m\u1ed9t lo\u1ea1i tinh th\u1ec3 kh\u00f4ng m\u00e0u, th\u00f4ng th\u01b0\u1eddng g\u1ecdi l\u00e0 tinh d\u1ea7u b\u1ea1c h\u00e0. Trong d\u1ea7u b\u1ea1c h\u00e0 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u c\u00e0ng cao ch\u1ee9ng t\u1ecf ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a n\u00f3 c\u00e0ng t\u1ed1t, h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u cao nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea1t 90%. Trung Qu\u1ed1c kh\u00f4ng ch\u1ec9 l\u00e0 n\u01b0\u1edbc s\u1ea3n xu\u1ea5t tinh d\u1ea7u b\u1ea1c h\u00e0 nhi\u1ec1u nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi m\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u0169ng v\u01b0\u1ee3t tr\u1ed9i. V\u00ec v\u1eady tr\u00ean th\u1ecb tr\u01b0\u1eddng th\u1ebf gi\u1edbi c\u00f3 \u0111\u01b0\u1ee3c uy t\u00edn r\u1ea5t cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1c h\u00e0 kh\u00f4ng nh\u1eefng m\u00e1t s\u1ea3ng kho\u00e1i, c\u00f3 th\u1ec3 l\u00e0m s\u1ea3n ph\u1ea9m t\u1ed1t \u0111\u1ec3 gi\u1ea3i kh\u00e1t, \u0111i\u1ec1u quan tr\u1ecdng h\u01a1n c\u00f2n c\u00f3 th\u1ec3 l\u00e0m thu\u1ed1c, th\u1ef1c ph\u1ea9m, nguy\u00ean li\u1ec7u trong c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t m\u0129 ph\u1ea9m nh\u01b0 trong d\u1ea7u c\u00f9 l\u00e0, nh\u00e2n \u0111an, thu\u1ed1c ho, vi\u00ean ng\u1eadm ho \u0111\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu n\u00f3, b\u1edfi v\u00ec n\u00f3 c\u00f3 c\u00f4ng d\u1ee5ng tan nhi\u1ec7t, gi\u1ea3m \u0111au, di\u1ec7t khu\u1ea9n, l\u00e0m cho t\u00ec v\u1ecb kh\u1ecfe l\u00ean, ti\u00eau \u0111\u1eddm\u2026 Khi da b\u1ecb dao c\u1eaft ph\u1ea3i hay b\u1ecb \u0111\u1ed9ng v\u1eadt c\u1eafn, b\u00f4i d\u1ea7u v\u00e0o s\u1ebd c\u1ea3m th\u1ea5y d\u1ecbu m\u00e1t, \u0111\u00e2y v\u1ed1n kh\u00f4ng ph\u1ea3i do da h\u1ea1 nhi\u1ec7t m\u00e0 do d\u1ea7u b\u1ea1c h\u00e0 k\u00edch th\u00edch v\u00e0o \u0111\u1ea7u cu\u1ed1i th\u1ea7n kinh tr\u00ean da, t\u1ea1o ra c\u1ea3m gi\u00e1c m\u00e1t, \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111au, ng\u1ee9a. Trong k\u1eb9o, th\u1ee9c \u0103n, kem \u0111\u00e1nh r\u0103ng c\u0169ng kh\u00f4ng th\u1ec3 thi\u1ebfu b\u1ea1c h\u00e0. Xem ra, m\u1ed7i ng\u01b0\u1eddi \u0111\u1ec1u c\u00f3 c\u01a1 h\u1ed9i \u0111\u1ec3 l\u00e0m quen v\u1edbi c\u00e2y b\u1ea1c h\u00e0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00e0o m\u00f9a h\u00e8 n\u00f3ng n\u1ef1c, ng\u1eaft m\u1ed9t chi\u1ebfc l\u00e1 b\u1ea1c h\u00e0, nhai nhai s\u1ebd c\u00f3 m\u1ed9t lu\u1ed3ng h\u01b0\u01a1ng th\u01a1m m\u00e1t; n\u1ebfu h\u00e1i m\u1ea5y l\u00e1 r\u1ed3i ng\u00e2m trong n\u01b0\u1edbc s\u00f4i, \u0111\u1ee3i sau khi ngu\u1ed9i u\u1ed1ng m\u1ed9t ng\u1ee5m th\u1eadt l\u00e0 m\u00e1t l\u1ea1nh th\u1ea5m v\u00e0o gan ru\u1ed9t. Trong \u0110\u00f4ng y t\u1eeb x\u01b0a l\u00e1 b\u1ea1c h\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c coi [&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":[15,19],"tags":[],"class_list":["post-9687","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9687","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=9687"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9687\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}