B\u1ecfng ng\u00f4 l\u00e0 m\u1ed9t lo\u1ea1i th\u1ee9c \u0103n nh\u00e1 cho vui l\u00fac r\u1ed7i r\u00e3i, v\u1eeba x\u1ed1p l\u1ea1i v\u1eeba gi\u00f2n.<\/p>\n\n\n\n
N\u00f3 \u0111\u01b0\u1ee3c l\u00e0m ra nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n
Nguy\u00ean li\u1ec7u c\u1ee7a b\u1ecfng ng\u00f4 l\u00e0 nh\u1eefng h\u1ea1t ng\u00f4 th\u00f4ng th\u01b0\u1eddng. Tr\u01b0\u1edbc h\u1ebft cho nh\u1eefng h\u1ea1t ng\u00f4 v\u1eeba nh\u1ecf v\u1eeba c\u1ee9ng ch\u1eafc v\u00e0o trong m\u1ed9t c\u00e1i n\u1ed3i \u0111\u1eady k\u00edn r\u1ed3i gia nhi\u1ec7t l\u00ean. Khi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a h\u1ea1t ng\u00f4 \u0111\u00e3 l\u00ean r\u1ea5t cao, trong n\u1ed3i b\u1ed7ng nhi\u00ean ph\u00e1t ra ti\u1ebfng n\u1ed5 “l\u1ee5c b\u1ee5c”. \u1ede m\u1ed9t \u0111\u1ed9 l\u1eeda th\u00edch h\u1ee3p, h\u1ea1t ng\u00f4 l\u1eafc m\u00ecnh m\u1ed9t c\u00e1i \u0111\u00e3 bi\u1ebfn th\u00e0nh b\u1ecfng ng\u00f4 x\u1ed1p gi\u00f2n r\u1ed3i.<\/p>\n\n\n\n
C\u00f3 s\u1ee9c m\u1ea1nh th\u1ea7n b\u00ed n\u00e0o \u0111\u00e3 l\u00e0m cho th\u1ec3 t\u00edch h\u1ea1t ng\u00f4 n\u1edf bung ra nhi\u1ec1u, bi\u1ebfn h\u1ea1t ng\u00f4 th\u00e0nh b\u1ecfng ng\u00f4 v\u1eeba x\u1ed1p l\u1ea1i v\u1eeba gi\u00f2n? Ho\u00e1 ra l\u00e0, “nh\u00e0 \u1ea3o thu\u1eadt” sinh ra lo\u1ea1i bi\u1ebfn ho\u00e1 \u0111\u00f3 ch\u1eb3ng ph\u1ea3i l\u00e0 s\u1ef1 v\u1eadt b\u00ean ngo\u00e0i n\u00e0o c\u1ea3, m\u00e0 ch\u00ednh l\u00e0 kh\u00f4ng kh\u00ed \u1ea9n n\u1ea5p trong nh\u1eefng l\u1ed7 h\u1ed5ng nh\u1ecf b\u00ean trong h\u1ea1t ng\u00f4.<\/p>\n\n\n\n
Kh\u00f4ng kh\u00ed trong c\u00e1i n\u1ed3i \u0111\u1eady k\u00edn c\u00f3 m\u1ed9t \u0111\u1eb7c t\u00ednh: khi nhi\u1ec7t \u0111\u1ed9 c\u00e0ng cao th\u00ec \u00e1p su\u1ea5t c\u0169ng c\u00e0ng l\u1edbn. L\u00fac h\u1ea1t ng\u00f4 trong n\u1ed3i \u0111\u1eady k\u00edn d\u1ea7n d\u1ea7n n\u00f3ng l\u00ean, \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed trong l\u1ed7 h\u1ed5ng nh\u1ecf b\u00ean trong h\u1ea1t ng\u00f4 c\u0169ng cao l\u00ean theo \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed trong n\u1ed3i. Khi \u00e1p su\u1ea5t cao t\u1edbi 660 kPa, n\u1ebfu n\u1ed3i b\u1ed7ng nhi\u00ean \u0111\u01b0\u1ee3c m\u1edf ra, b\u1ed9 ph\u1eadn kh\u00f4ng kh\u00ed \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u00e1p su\u1ea5t cao s\u1ebd nhanh ch\u00f3ng v\u1ecdt ra ngo\u00e0i v\u00e0 ph\u00e1t ra ti\u1ebfng n\u1ed5. K\u1ebft qu\u1ea3 l\u00e0 \u00e1p su\u1ea5t trong n\u1ed3i nhanh ch\u00f3ng h\u1ea1 xu\u1ed1ng, l\u00e0m cho kh\u00f4ng kh\u00ed n\u00f3ng trong h\u1ea1t ng\u00f4 ph\u00e1 v\u1ee1 v\u1ecf ngo\u00e0i c\u1ee7a h\u1ea1t ng\u00f4 (v\u1edbi \u00e1p su\u1ea5t g\u1ea5p m\u1ea5y l\u1ea7n \u00e1p su\u1ea5t c\u1ee7a kh\u00ed quy\u1ec3n b\u00ean ngo\u00e0i), r\u1ed3i tho\u00e1t ra ngo\u00e0i. T\u1ea5t c\u1ea3 m\u1ecdi ph\u00eda tr\u00ean h\u1ea1t ng\u00f4 l\u1eadp t\u1ee9c b\u1ecb bung ph\u1ed3ng l\u00ean, h\u00ecnh th\u00e0nh b\u1ecfng ng\u00f4, v\u1eeba x\u1ed1p l\u1ea1i v\u1eeba gi\u00f2n.<\/p>\n\n\n\n
C\u00f3 th\u1ec3 d\u00f9ng lo\u1ea1i ph\u01b0\u01a1ng th\u1ee9c n\u1ed5 bung n\u00e0y \u0111\u1ec3 l\u00e0m cho h\u1ea1t ng\u00f4 n\u1edf to v\u00e0 x\u1ed1p l\u00ean, v\u1edbi lo\u1ea1i h\u1ea1t ng\u0169 c\u1ed1c kh\u00e1c nh\u01b0 \u0111\u1eadu n\u00e0nh, \u0111\u1eadu t\u1eb1m, \u0111\u1eadu H\u00e0 Lan v\u00e0 l\u00e1t b\u00e1nh t\u00e9t kh\u00f4 (l\u00e0m b\u1eb1ng cao l\u01b0\u01a1ng n\u1ebfp) c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng c\u00e1ch th\u1ee9c t\u01b0\u01a1ng t\u1ef1 l\u00e0m cho ch\u00fang n\u1edf to v\u00e0 x\u1ed1p gi\u00f2n. Do b\u00ean trong h\u1ea1t ng\u00f4 c\u00f3 nhi\u1ec1u l\u1ed7 h\u1ed5ng nh\u1ecf, t\u1ed5 ch\u1ee9c t\u01b0\u01a1ng \u0111\u1ed1i t\u01a1i x\u1ed1p, v\u00ec v\u1eady sau khi n\u1ed5 bung th\u1ec3 t\u00edch tr\u1edf th\u00e0nh to ra, x\u1ed1p gi\u00f2n.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: H\u1ea1t ng\u00f4; B\u1ecfng ng\u00f4; N\u1edf bung; N\u1edf to.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
B\u1ecfng ng\u00f4 l\u00e0 m\u1ed9t lo\u1ea1i th\u1ee9c \u0103n nh\u00e1 cho vui l\u00fac r\u1ed7i r\u00e3i, v\u1eeba x\u1ed1p l\u1ea1i v\u1eeba gi\u00f2n. N\u00f3 \u0111\u01b0\u1ee3c l\u00e0m ra nh\u01b0 th\u1ebf n\u00e0o? Nguy\u00ean li\u1ec7u c\u1ee7a b\u1ecfng ng\u00f4 l\u00e0 nh\u1eefng h\u1ea1t ng\u00f4 th\u00f4ng th\u01b0\u1eddng. Tr\u01b0\u1edbc h\u1ebft cho nh\u1eefng h\u1ea1t ng\u00f4 v\u1eeba nh\u1ecf v\u1eeba c\u1ee9ng ch\u1eafc v\u00e0o trong m\u1ed9t c\u00e1i n\u1ed3i \u0111\u1eady k\u00edn r\u1ed3i […]<\/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-5662","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\/5662","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=5662"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5662\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=5662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=5662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=5662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}