Qu\u1ea7n \u00e1o sau khi gi\u1eb7t s\u1ea1ch, \u0111\u1ec3 l\u00e2u bao nhi\u00eau c\u0169ng kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng. Nh\u01b0ng tr\u1ee9ng g\u00e0 t\u01b0\u01a1i d\u00f9 c\u00f3 d\u00ednh b\u00f9n, \u0111\u1ea5t v\u00e0 b\u1ecb v\u1ea5y b\u1ea9n th\u00ec c\u0169ng kh\u00f4ng n\u00ean r\u1eeda s\u1ea1ch v\u00ec r\u1eeda s\u1ea1ch tr\u1ee9ng tr\u00e1i l\u1ea1i l\u00e0m tr\u1ee9ng d\u1ec5 b\u1ecb h\u1ecfng.<\/p>\n\n\n\n
Nh\u1eefng qu\u1ea3 tr\u1ee9ng h\u00ecnh b\u1ea7u d\u1ee5c c\u00f3 m\u00e0u h\u1ed3ng nh\u1ea1t r\u1ea5t \u0111\u1eb9p \u0111\u00f3 l\u00e0 m\u00e0u v\u1ecf tr\u1ee9ng. Nh\u01b0ng khi quan s\u00e1t v\u1ecf tr\u1ee9ng b\u1eb1ng k\u00ednh ph\u00f3ng \u0111\u1ea1i th\u00ec v\u1ecf tr\u1ee9ng s\u1ebd xu\u1ea5t hi\u1ec7n b\u1ed9 m\u1eb7t th\u1eadt c\u1ee7a m\u00ecnh l\u00e0 tr\u00ean qu\u1ea3 tr\u1ee9ng c\u00f3 nhi\u1ec1u l\u1ed7 nh\u1ecf.<\/p>\n\n\n\n
Th\u1ef1c ra tr\u00ean b\u1ec1 m\u1eb7t qu\u1ea3 tr\u1ee9ng c\u00f3 ph\u1ee7 m\u1ed9t l\u1edbp m\u1ecfng ch\u1ea5t keo che k\u00edn c\u00e1c l\u1ed7 nh\u1ecf tr\u00ean b\u1ec1 m\u1eb7t v\u1ecf tr\u1ee9ng. L\u1edbp m\u00e0ng ch\u1ea5t keo m\u1ecfng n\u00e0y r\u1ea5t d\u1ec5 ho\u00e0 tan trong n\u01b0\u1edbc. Khi b\u1ea1n r\u1eeda tr\u1ee9ng b\u1eb1ng n\u01b0\u1edbc th\u00ec m\u00e0ng m\u1ecfng ch\u1ea5t keo c\u0169ng b\u1ecb r\u1eeda s\u1ea1ch. V\u1ecf tr\u1ee9ng do \u0111\u00f3 nh\u01b0 b\u1ecb ph\u00e1 b\u1ecf “l\u1edbp c\u1eeda” b\u1ea3o v\u1ec7. C\u00e1c vi khu\u1ea9n nh\u01b0 “l\u00e0n gi\u00f3 l\u1ea1nh” chui v\u00e0o ph\u00e1 ho\u1ea1i tr\u1ee9ng.<\/p>\n\n\n\n
Tr\u01b0\u1edbc \u0111\u00e2y, \u1edf n\u00f4ng th\u00f4n, ng\u01b0\u1eddi ta th\u01b0\u1eddng \u0111em tr\u1ee9ng g\u00e0 m\u1edbi \u0111\u1ebb nh\u00fang v\u00e0o n\u01b0\u1edbc v\u00f4i trong. Nh\u1edd \u0111\u00f3 tr\u1ee9ng g\u00e0 kh\u00f4ng b\u1ecb h\u1ecfng n\u1eefa. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 hai nguy\u00ean nh\u00e2n: M\u1ed9t l\u00e0 n\u01b0\u1edbc v\u00f4i trong c\u00f3 t\u00ednh s\u00e1t tr\u00f9ng; hai l\u00e0 b\u00ecnh th\u01b0\u1eddng tr\u1ee9ng kh\u00f4ng ng\u1eebng “h\u00f4 h\u1ea5p” cacbon \u0111ioxit, theo c\u00e1c l\u1ed7 nh\u1ecf tr\u00ean v\u1ecf tr\u1ee9ng tho\u00e1t ra ngo\u00e0i. Kh\u00ed cacbon \u0111ioxit tho\u00e1t ra g\u1eb7p n\u01b0\u1edbc v\u00f4i trong s\u1ebd k\u1ebft t\u1ee7a t\u1ea1o th\u00e0nh canxi cacbonat, b\u1ecbt k\u00edn c\u00e1c l\u1ed7 nh\u1ecf tr\u00ean m\u1eb7t v\u1ecf tr\u1ee9ng n\u00ean vi khu\u1ea9n kh\u00f4ng \u0111\u1ed9t nh\u1eadp \u0111\u01b0\u1ee3c v\u00e0o tr\u1ee9ng.<\/p>\n\n\n\n
\u1ede c\u00e1c trang tr\u1ea1i nu\u00f4i g\u00e0, \u0111\u1ec3 b\u1ea3o qu\u1ea3n tr\u1ee9ng, ng\u01b0\u1eddi ta th\u01b0\u1eddng nh\u00fang tr\u1ee9ng v\u00e0o dung d\u1ecbch thu\u1ef7 tinh l\u1ecfng v\u1edbi s\u1ed1 tr\u1ee9ng ch\u01b0a k\u1ecbp b\u00e1n \u0111\u1ec3 b\u1ea3o qu\u1ea3n. N\u01b0\u1edbc th\u1ee7y tinh l\u1ecfng c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 natri silicat, \u0111\u00e2y l\u00e0 lo\u1ea1i dung d\u1ecbch d\u00ednh nh\u01b0 keo d\u00e1n. Khi nh\u00fang tr\u1ee9ng v\u00e0o dung d\u1ecbch th\u1ee7y tinh l\u1ecfng th\u00ec c\u00e1c l\u1ed7 nh\u1ecf tr\u00ean v\u1ecf tr\u1ee9ng \u0111\u1ec1u \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn, d\u00f9ng c\u00e1ch b\u1ea3o qu\u1ea3n tr\u1ee9ng g\u00e0 n\u00e0y, tr\u1ee9ng b\u1ea3o qu\u1ea3n kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng trong nhi\u1ec1u th\u00e1ng.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Tr\u1ee9ng g\u00e0; N\u01b0\u1edbc th\u1ee7y tinh l\u1ecfng.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Qu\u1ea7n \u00e1o sau khi gi\u1eb7t s\u1ea1ch, \u0111\u1ec3 l\u00e2u bao nhi\u00eau c\u0169ng kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng. Nh\u01b0ng tr\u1ee9ng g\u00e0 t\u01b0\u01a1i d\u00f9 c\u00f3 d\u00ednh b\u00f9n, \u0111\u1ea5t v\u00e0 b\u1ecb v\u1ea5y b\u1ea9n th\u00ec c\u0169ng kh\u00f4ng n\u00ean r\u1eeda s\u1ea1ch v\u00ec r\u1eeda s\u1ea1ch tr\u1ee9ng tr\u00e1i l\u1ea1i l\u00e0m tr\u1ee9ng d\u1ec5 b\u1ecb h\u1ecfng. Nh\u1eefng qu\u1ea3 tr\u1ee9ng h\u00ecnh b\u1ea7u d\u1ee5c c\u00f3 m\u00e0u h\u1ed3ng nh\u1ea1t […]<\/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":[8,15],"tags":[],"class_list":["post-8060","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8060","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=8060"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8060\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8060"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}