\u0110\u01b0\u1eddng tr\u1eafng th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u01b0\u1eddng m\u00eda v\u00ec \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb n\u01b0\u1edbc \u00e9p c\u00e2y m\u00eda. \u1ede m\u1ed9t s\u1ed1 n\u01b0\u1edbc x\u1ee9 l\u1ea1nh, \u0111\u01b0\u1eddng tr\u1eafng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb n\u01b0\u1edbc \u00e9p c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng. Cho d\u00f9 s\u1ea3n xu\u1ea5t t\u1eeb m\u00eda hay c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng, ban \u0111\u1ea7u \u0111\u01b0\u1eddng s\u1ea3n xu\u1ea5t ra \u0111\u1ec1u c\u00f3 m\u00e0u \u0111\u1ecf do c\u00f2n nhi\u1ec1u t\u1ea1p ch\u1ea5t n\u00ean th\u01b0\u1eddng g\u1ecdi l\u00e0 “\u0111\u01b0\u1eddng \u0111\u1ecf”. Lo\u1ea1i \u0111\u01b0\u1eddng tr\u1eafng c\u00f3 m\u00e0u tr\u1eafng phau nh\u01b0 tuy\u1ebft l\u00e0 t\u1eeb \u0111\u01b0\u1eddng \u0111\u1ecf m\u00e0 s\u1ea3n xu\u1ea5t ra. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebfn \u0111\u01b0\u1eddng \u0111\u1ecf th\u00e0nh \u0111\u01b0\u1eddng tr\u1eafng?<\/p>\n\n\n\n
H\u01a1n 600 n\u0103m tr\u01b0\u1edbc, lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 d\u00f9ng m\u1ed9t lo\u1ea1i c\u00e2y, \u0111\u1ed1t ra \u0111\u1ec3 l\u1ecdc s\u1ea1ch \u0111\u01b0\u1eddng, ng\u00e0y nay ng\u01b0\u1eddi ta c\u0169ng d\u00f9ng than g\u1ed7 (than ho\u1ea1t t\u00ednh) \u0111\u1ec3 bi\u1ebfn \u0111\u01b0\u1eddng \u0111\u1ecf th\u00e0nh \u0111\u01b0\u1eddng tr\u1eafng.<\/p>\n\n\n\n
Trong c\u00e1c nh\u00e0 m\u00e1y \u0111\u01b0\u1eddng, c\u00f4ng nh\u00e2n cho than g\u1ed7 v\u00e0o n\u01b0\u1edbc \u0111\u01b0\u1eddng \u0111\u1ecf, khu\u1ea5y tr\u1ed9n, l\u1ecdc, b\u1ea5y gi\u1edd n\u01b0\u1edbc \u0111\u01b0\u1eddng \u0111\u1ecf s\u1ebd bi\u1ebfn th\u00e0nh dung d\u1ecbch kh\u00f4ng m\u00e0u. \u0110em c\u00f4 \u0111\u1eb7c r\u1ed3i k\u1ebft tinh s\u1ebd thu \u0111\u01b0\u1ee3c \u0111\u01b0\u1eddng tr\u1eafng.<\/p>\n\n\n\n
\u0110i\u1ec1u b\u00ed m\u1eadt \u1edf \u0111\u00e2y ch\u00ednh l\u00e0 than g\u1ed7. D\u01b0\u1edbi k\u00ednh hi\u1ec3n vi, tr\u00f4ng than g\u1ed7 gi\u1ed1ng nh\u01b0 t\u1ed5 ong, c\u00f3 nhi\u1ec1u l\u1ed7 nh\u1ecf, c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn. C\u00e1c ch\u1ea5t c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn c\u00f3 \u0111\u1eb7c t\u00ednh l\u00e0 h\u1ea5p ph\u1ee5 r\u1ea5t m\u1ea1nh c\u00e1c ch\u1ea5t kh\u00e1c. Than g\u1ed7 c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn n\u00ean c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p ph\u1ee5 r\u1ea5t m\u1ea1nh. C\u00e1c ch\u1ea5t m\u00e0u trong \u0111\u01b0\u1eddng \u0111\u1ecf khi “\u0111i qua” b\u1ec1 m\u1eb7t than g\u1ed7 d\u1ec5 b\u1ecb h\u1ea5p ph\u1ee5 l\u00ean b\u1ec1 m\u1eb7t than g\u1ed7. Sau khi l\u1ecdc than g\u1ed7 kh\u1ecfi n\u01b0\u1edbc \u0111\u01b0\u1eddng, n\u01b0\u1edbc \u0111\u01b0\u1eddng \u0111\u1ecf tr\u1edf th\u00e0nh kh\u00f4ng m\u00e0u. Khi cho bay h\u01a1i s\u1ebd cho \u0111\u01b0\u1eddng tr\u1eafng k\u1ebft tinh, b\u1ea5y gi\u1edd trong \u0111\u01b0\u1eddng v\u1eabn c\u00f2n \u00edt t\u1ea1p ch\u1ea5t n\u00ean ch\u01b0a th\u1eadt tr\u1eafng l\u1eafm. N\u1ebfu l\u1ea1i \u0111em ho\u00e0 tan \u0111\u01b0\u1eddng v\u1eeba ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c v\u00e0o n\u01b0\u1edbc th\u00e0nh dung d\u1ecbch n\u01b0\u1edbc \u0111\u01b0\u1eddng \u0111\u1eadm \u0111\u1eb7c, \u0111\u1ec3 \u1ee7 \u1ea5m \u0111\u01b0\u1eddng s\u1ebd k\u1ebft tinh ch\u1eadm, ta s\u1ebd thu \u0111\u01b0\u1ee3c kh\u1ed1i \u0111\u01b0\u1eddng l\u1edbn m\u00e0u tr\u1eafng, \u0111\u00f3 l\u00e0 \u0111\u01b0\u1eddng ph\u00e8n. Theo t\u00e0i li\u1ec7u c\u00f2n ghi ch\u00e9p l\u1ea1i, v\u00e0o th\u1eddi nh\u00e0 T\u1ed1ng \u1edf Trung Qu\u1ed1c \u0111\u00e3 ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c \u0111\u01b0\u1eddng ph\u00e8n. \u1ede n\u01b0\u1edbc ta, \u0111\u01b0\u1eddng ph\u00e8n xu\u1ea5t hi\u1ec7n kh\u00e1 s\u1edbm \u1edf t\u1ec9nh Qu\u1ea3ng Ng\u00e3i v\u00e0 t\u1eeb l\u00e2u l\u00e0 m\u1ed9t trong c\u00e1c lo\u1ea1i \u0111\u1eb7c s\u1ea3n c\u1ee7a t\u1ec9nh Qu\u1ea3ng Ng\u00e3i.<\/p>\n\n\n\n
T\u1eeb g\u00f3c \u0111\u1ed9 ho\u00e1 h\u1ecdc th\u00ec \u0111\u01b0\u1eddng \u0111\u1ecf, \u0111\u01b0\u1eddng tr\u1eafng, \u0111\u01b0\u1eddng ph\u00e8n \u0111\u1ec1u l\u00e0 \u0111\u01b0\u1eddng m\u00eda, ch\u00fang kh\u00e1c nhau ch\u1ec9 do c\u00f3 \u0111\u1ed9 tinh khi\u1ebft kh\u00e1c nhau: \u0110\u01b0\u1eddng \u0111\u1ecf l\u00e0 \u0111\u01b0\u1eddng th\u00f4 c\u00f3 nhi\u1ec1u t\u1ea1p ch\u1ea5t. \u0110\u01b0\u1eddng tr\u1eafng l\u00e0 \u0111\u01b0\u1eddng tinh khi\u1ebft, c\u00f2n \u0111\u01b0\u1eddng ph\u00e8n l\u00e0 r\u1ea5t tinh khi\u1ebft, trong ph\u00e2n t\u1eed \u0111\u01b0\u1eddng m\u00eda c\u00f3 3 lo\u1ea1i nguy\u00ean t\u1ed1: cacbon, hy\u0111ro v\u00e0 oxy, l\u00e0 do m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1eddng fructoza k\u1ebft h\u1ee3p m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1eddng glucoza v\u00e0 m\u1ea5t \u0111i m\u1ed9t ph\u00e2n t\u1eed n\u01b0\u1edbc cho m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1eddng m\u00eda (saccaroza).<\/p>\n\n\n\n
\u0110\u1ee9ng v\u1ec1 g\u00f3c \u0111\u1ed9 dinh d\u01b0\u1ee1ng, tuy \u0111\u01b0\u1eddng ph\u00e8n c\u00f3 h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng l\u1edbn h\u01a1n \u0111\u01b0\u1eddng tr\u1eafng v\u00e0 \u0111\u01b0\u1eddng \u0111\u1ecf m\u1ed9t ch\u00fat, nh\u01b0ng th\u1ef1c t\u1ebf ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00e1c nhau l\u1eafm, ch\u1eb3ng qua ch\u1ec9 kh\u00e1c nhau v\u1ebb b\u1ec1 ngo\u00e0i m\u00e0 th\u00f4i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: \u0110\u01b0\u1eddng \u0111\u1ecf; \u0110\u01b0\u1eddng tr\u1eafng; \u0110\u01b0\u1eddng ph\u00e8n.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
\u0110\u01b0\u1eddng tr\u1eafng th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u01b0\u1eddng m\u00eda v\u00ec \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb n\u01b0\u1edbc \u00e9p c\u00e2y m\u00eda. \u1ede m\u1ed9t s\u1ed1 n\u01b0\u1edbc x\u1ee9 l\u1ea1nh, \u0111\u01b0\u1eddng tr\u1eafng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb n\u01b0\u1edbc \u00e9p c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng. Cho d\u00f9 s\u1ea3n xu\u1ea5t t\u1eeb m\u00eda hay c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng, ban \u0111\u1ea7u \u0111\u01b0\u1eddng s\u1ea3n xu\u1ea5t ra \u0111\u1ec1u c\u00f3 m\u00e0u \u0111\u1ecf do […]<\/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-8088","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\/8088","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=8088"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8088\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}