T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 6 – Arkady Leokum<\/p>\n\n\n\n
Brom (Br) ph\u00e2n b\u1ed5 kh\u00f4ng \u0111\u1ec1u tr\u00ean tr\u00e1i \u0111\u1ea5t, tr\u00ean \u0111\u1ea5t li\u1ec1n c\u00f3 m\u1ed9t \u00edt nguy\u00ean t\u1ed1 brom trong n\u01b0\u1edbc th\u1ea3i d\u1ea7u m\u1ecf, n\u01b0\u1edbc ch\u00e1t c\u1ee7a gi\u1ebfng mu\u1ed1i, n\u01b0\u1edbc \u1ea5m ng\u1ea7m. H\u00e0m l\u01b0\u1ee3ng brom trong n\u01b0\u1edbc bi\u1ec3n cao, chi\u1ebfm \u0111\u1ebfn 99% t\u1ed5ng l\u01b0\u1ee3ng brom tr\u00ean tr\u00e1i \u0111\u1ea5t, c\u00f3 th\u1ec3 n\u00f3i r\u1eb1ng: brom l\u00e0 ch\u1ea5t thu\u1ea7n bi\u1ec3n n\u00ean m\u1edbi c\u00f3 t\u00ean \u201cnguy\u00ean t\u1ed1 bi\u1ec3n\u201d.<\/p>\n\n\n\n
Brom c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng. Brom l\u00e0 nguy\u00ean li\u1ec7u d\u01b0\u1ee3c b\u00e1u, r\u1ea5t nhi\u1ec1u thu\u1ed1c cao c\u1ea5p ph\u1ea3i \u0111i\u1ec1u ch\u1ebf t\u1eeb brom. C\u00e1c thu\u1ed1c th\u01b0\u1eddng d\u00f9ng nh\u01b0: penicillin, novocain v\u00e0 c\u00e1c k\u00edch th\u00edch t\u1ed1 \u0111\u1ec1u ph\u1ea3i d\u00f9ng brom \u0111\u1ec3 pha ch\u1ebf. Th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu c\u1ee7a lo\u1ea1i thu\u1ed1c an th\u1ea7n, thu\u1ed1c ng\u1ee7 \u0111\u1ec1u c\u00f3 brom.<\/p>\n\n\n\n
V\u1ec1 n\u00f4ng nghi\u1ec7p brom c\u0169ng c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng: l\u00e0m thu\u1ed1c hun di\u1ec7t chu\u1ed9t, c\u00f4n tr\u00f9ng; l\u00e0m thu\u1ed1c s\u00e1t tr\u00f9ng cho \u0111\u1ed3ng ru\u1ed9ng.<\/p>\n\n\n\n
Brom cho v\u00e0o d\u1ea7u c\u00f3 th\u1ec3 ph\u00f2ng n\u1ed5, cho v\u00e0o thu\u1ed1c nhu\u1ed9m l\u00e0m cho m\u00e0u s\u1eafc v\u1ea3i nhu\u1ed9m t\u1ed1t h\u01a1n v\u00e0 l\u00e2u phai h\u01a1n. C\u00f4ng nghi\u1ec7p ch\u1ea5t d\u1ebbo c\u0169ng c\u1ea7n brom.<\/p>\n\n\n\n
\u0110\u1ed9ng c\u01a1 \u0111\u1ed1t trong d\u00f9ng lo\u1ea1i d\u1ea7u c\u00f3 pha brom s\u1ebd ng\u0103n ng\u1eeba \u0111\u01b0\u1ee3c nh\u1eefng ch\u1ea5t \u0111\u00f3ng \u0111\u1ecdng \u1edf xy lanh, piston, bugie; \u0111\u1ed3ng th\u1eddi c\u00f2n t\u0103ng \u0111\u01b0\u1ee3c t\u00ednh ch\u00e1y c\u1ee7a d\u1ea7u, l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng d\u1ea7u ti\u00eau th\u1ee5 t\u1edbi 30%.<\/p>\n\n\n\n
S\u1ea3n l\u01b0\u1ee3ng n\u0103m tr\u00ean th\u1ebf gi\u1edbi c\u1ee7a brom kho\u1ea3ng 200 ng\u00e0n t\u1ea5n. Theo khoa h\u1ecdc k\u1ef9 thu\u1eadt ph\u00e1t tri\u1ec3n, gi\u00e1 th\u00e0nh l\u1ea5y brom t\u1eeb n\u01b0\u1edbc bi\u1ec3n gi\u1ea3m, s\u1ea3n l\u01b0\u1ee3ng n\u00e0y c\u00f2n t\u0103ng n\u1eefa \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u s\u1ea3n xu\u1ea5t v\u00e0 ph\u1ee5c v\u1ee5 cu\u1ed9c s\u1ed1ng nh\u00e2n lo\u1ea1i.<\/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 6 – Arkady Leokum Brom (Br) ph\u00e2n b\u1ed5 kh\u00f4ng \u0111\u1ec1u tr\u00ean tr\u00e1i \u0111\u1ea5t, tr\u00ean \u0111\u1ea5t li\u1ec1n c\u00f3 m\u1ed9t \u00edt nguy\u00ean t\u1ed1 brom trong n\u01b0\u1edbc th\u1ea3i d\u1ea7u m\u1ecf, n\u01b0\u1edbc ch\u00e1t c\u1ee7a gi\u1ebfng mu\u1ed1i, n\u01b0\u1edbc \u1ea5m ng\u1ea7m. H\u00e0m l\u01b0\u1ee3ng brom trong n\u01b0\u1edbc bi\u1ec3n cao, chi\u1ebfm […]<\/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-14951","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\/14951","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=14951"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14951\/revisions"}],"predecessor-version":[{"id":14952,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14951\/revisions\/14952"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}