{"id":19576,"date":"2026-08-06T12:35:03","date_gmt":"2026-08-06T04:35:03","guid":{"rendered":"https:\/\/afpakmachine.com\/?p=19576"},"modified":"2026-08-06T12:35:03","modified_gmt":"2026-08-06T04:35:03","slug":"how-long-do-coffee-beans-last","status":"publish","type":"post","link":"https:\/\/afpakmachine.com\/vi\/how-long-do-coffee-beans-last\/","title":{"rendered":"H\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c bao l\u00e2u? H\u01b0\u1edbng d\u1eabn v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1i v\u00e0 \u0111\u1ed9 s\u1eb5n s\u00e0ng c\u1ee7a bia d\u00e0nh cho ng\u01b0\u1eddi rang v\u00e0 \u0111\u00f3ng g\u00f3i"},"content":{"rendered":"
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H\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c bao l\u00e2u l\u00e0 c\u00e2u h\u1ecfi m\u00e0 m\u1ecdi ng\u01b0\u1eddi u\u1ed1ng c\u00e0 ph\u00ea cu\u1ed1i c\u00f9ng \u0111\u1ec1u h\u1ecfi, v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi trung th\u1ef1c ph\u1ee5 thu\u1ed9c v\u00e0o \u00fd ngh\u0129a c\u1ee7a \u201clast\u201d \u0111\u1ed1i v\u1edbi b\u1ea1n: h\u01b0\u01a1ng v\u1ecb t\u1ed1i \u0111a s\u1ebd phai trong v\u00f2ng v\u00e0i ng\u00e0y, nh\u01b0ng m\u1ed9t t\u00fai h\u1ea1t c\u00e0 ph\u00ea t\u01b0\u01a1i ch\u01b0a m\u1edf \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i c\u1ea9n th\u1eadn c\u00f3 th\u1ec3 s\u1ed1ng trong nhi\u1ec1u th\u00e1ng. C\u00e0 ph\u00ea nguy\u00ean h\u1ea1t t\u01b0\u01a1i l\u00e2u h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e0 ph\u00ea xay ho\u1eb7c xay tr\u01b0\u1edbc, v\u00e0 y\u1ebfu t\u1ed1 l\u1edbn nh\u1ea5t duy nh\u1ea5t sau ng\u00e0y rang l\u00e0 bao b\u00ec \u2013 cho d\u00f9 n\u00f3 c\u00f3 van m\u1ed9t chi\u1ec1u, x\u1ea3 nit\u01a1 hay kh\u00f4ng.<\/p>\n

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Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nhanh<\/h3>\n\n\n\n\n\n\n\n
C\u1eeda s\u1ed5 h\u01b0\u01a1ng v\u1ecb \u0111\u1ec9nh cao<\/td>\n4\u201314 ng\u00e0y sau khi rang<\/td>\n<\/tr>\n
\u0110\u1eadu nguy\u00ean h\u1ea1t, m\u1edf ra<\/td>\n2 -4 tu\u1ea7n \u0111\u1ec3 c\u00f3 h\u01b0\u01a1ng v\u1ecb ngon nh\u1ea5t<\/td>\n<\/tr>\n
\u0110\u1eadu nguy\u00ean h\u1ea1t, ch\u01b0a m\u1edf (van + x\u1ea3 N2)<\/td>\n6\u201312 th\u00e1ng (nghi\u00ean c\u1ee9u c\u00f3 ki\u1ec3m so\u00e1t \u0111\u1ed1i v\u1edbi y\u00eau c\u1ea7u th\u01b0\u01a1ng m\u1ea1i)<\/td>\n<\/tr>\n
C\u00e0 ph\u00ea xay, m\u1edf ra<\/td>\nKhuy\u1ebfn ngh\u1ecb 1 -2 tu\u1ea7n; c\u00e1c nghi\u00ean c\u1ee9u trong ph\u00f2ng th\u00ed nghi\u1ec7m cho th\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u1edf b\u1ea5t k\u1ef3 \u0111\u00e2u t\u1eeb ~3 tu\u1ea7n \u0111\u1ebfn h\u01a1n 3 th\u00e1ng t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m<\/td>\n<\/tr>\n
\u0110\u1eadu xanh (ch\u01b0a rang)<\/td>\n1\u20132+ n\u0103m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Th\u1ef1c t\u1ebf h\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c bao l\u00e2u?<\/h2>\n
\"Th\u1ef1c<\/figure>\n

H\u1ea1t c\u00e0 ph\u00ea rang l\u00e0 t\u1ed1t nh\u1ea5t (h\u01b0\u01a1ng v\u1ecb cao \u0111i\u1ec3m) b\u1ed1n \u0111\u1ebfn m\u01b0\u1eddi b\u1ed1n ng\u00e0y sau khi rang, gi\u1eef h\u01b0\u01a1ng v\u1ecb t\u1ed1t nh\u1ea5t \u0111\u00f3 trong hai \u0111\u1ebfn b\u1ed1n tu\u1ea7n sau khi m\u1edf (m\u1eb7c d\u00f9 ch\u00fang v\u1eabn c\u00f3 th\u1ec3 u\u1ed1ng \u0111\u01b0\u1ee3c nhi\u1ec1u h\u01a1n th\u1ebf) v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n ch\u01b0a m\u1edf \u2013 v\u1edbi van m\u1ed9t chi\u1ec1u v\u00e0 nit\u01a1 tu\u00f4n ra \u2013 trong s\u00e1u th\u00e1ng theo ph\u00e9p \u0111o trong ph\u00f2ng th\u00ed nghi\u1ec7m, ho\u1eb7c l\u00ean \u0111\u1ebfn 12 th\u00e1ng theo tuy\u00ean b\u1ed1 c\u1ee7a nhi\u1ec1u nh\u00e0 cung c\u1ea5p. C\u00e0 ph\u00ea kh\u00f4ng b\u1ecb h\u1ecfng v\u00e0o m\u1ed9t ng\u00e0y d\u01b0\u01a1ng l\u1ecbch \u0111\u00e3 \u0111\u1ecbnh theo c\u00e1ch c\u1ee7a s\u1eefa; n\u00f3 ph\u00e2n h\u1ee7y d\u1ea7n d\u1ea7n khi c\u00e1c h\u1ee3p ch\u1ea5t th\u01a1m c\u1ee7a n\u00f3 b\u1ecb oxy h\u00f3a.<\/p>\n

V\u00ec v\u1eady, \u201clast\u201d l\u00e0 m\u1ed9t th\u01b0\u1edbc \u0111o t\u00f9y \u00fd, dao \u0111\u1ed9ng t\u1eeb tuy\u1ec7t v\u1eddi \u0111\u1ebfn t\u1ed1t \u0111\u1ebfn c\u0169 v\u00e0 s\u1ed1 ng\u00e0y m\u1ed9t t\u00fai \u0111\u1eadu c\u1ee5 th\u1ec3 t\u1ed3n t\u1ea1i t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec3m cu\u1ed1i c\u1ee7a thang tr\u01b0\u1ee3t \u0111\u00f3 \u2013 \u0111\u1ec9nh h\u01b0\u01a1ng v\u1ecb, ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 \u201ct\u1ed1t,\u201d ho\u1eb7c v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt \u201can to\u00e0n\u201d \u2013 \u0111ang \u0111\u01b0\u1ee3c \u0111o. V\u1ea5n \u0111\u1ec1 l\u1ed9n x\u1ed9n l\u00e0 s\u1ef1 nh\u1ea7m l\u1eabn v\u1ec1 \u0111i\u1ec3m cu\u1ed1i n\u00e0o \u0111ang \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp. M\u1ed9t ng\u01b0\u1eddi \u0111\u00e1nh gi\u00e1 m\u00f9i th\u01a1m \u0111\u1ec9nh, m\u1ed9t ng\u01b0\u1eddi ti\u00eau d\u00f9ng \u1edf nh\u00e0 t\u1ef1 h\u1ecfi li\u1ec7u c\u00f3 n\u00ean xay m\u1ed9t t\u00fai \u0111\u1eadu \u0111\u00e3 b\u1eaft \u0111\u1ea7u tr\u00ec tr\u1ec7 hay kh\u00f4ng v\u00e0 m\u1ed9t thanh tra an to\u00e0n \u0111ang \u0111i\u1ec1u tra xem li\u1ec7u \u0111\u1ed3 u\u1ed1ng c\u00f3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe hay kh\u00f4ng \u0111\u1ec1u \u0111ang tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi kh\u00e1c nhau v\u1edbi c\u00e2u tr\u1ea3 l\u1eddi r\u1ea5t kh\u00e1c nhau- l\u1ea7n. H\u1ea7u h\u1ebft nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng c\u00e0 ph\u00ea th\u1ef1c s\u1ef1 ch\u1ec9 mu\u1ed1n bi\u1ebft li\u1ec7u h\u1ea1t c\u00e0 ph\u00ea c\u1ee7a h\u1ecd c\u00f3 t\u1ec7 nh\u01b0 s\u1eefa hay kh\u00f4ng, hay c\u00e0 ph\u00ea c\u00f3 t\u1ec7 theo b\u1ea5t k\u1ef3 \u00fd ngh\u0129a n\u00e0o; vi\u1ec7c h\u1ecfi c\u00e0 ph\u00ea h\u1ebft h\u1ea1n c\u00f3 th\u1ef1c s\u1ef1 l\u00e0 h\u1ecfi m\u1ed9t c\u00e2u h\u1ecfi kh\u00e1c v\u1edbi vi\u1ec7c h\u1ecfi li\u1ec7u n\u00f3 c\u00f3 c\u00f2n an to\u00e0n hay kh\u00f4ng. C\u00e0 ph\u00ea c\u0169 c\u00f3 an to\u00e0n \u0111\u1ec3 u\u1ed1ng l\u00e2u h\u01a1n nhi\u1ec1u so v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi cho r\u1eb1ng h\u1ea1t c\u00e0 ph\u00ea \u2013 kh\u00f4ng b\u1ecb h\u1ecfng nhi\u1ec1u khi ch\u00fang d\u1ea7n d\u1ea7n tr\u1edf n\u00ean c\u0169 k\u1ef9. \u2013 v\u00e0 m\u1ed7i H\u01b0\u1edbng d\u1eabn chung c\u1ee7a FDA\/USDA v\u1ec1 ghi nh\u00e3n ng\u00e0y th\u1ef1c ph\u1ea9m<\/a>, bi\u1ebft c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 l\u01b0u tr\u1eef h\u1ea1t c\u00e0 ph\u00ea quan tr\u1ecdng h\u01a1n b\u1ea5t k\u1ef3 ng\u00e0y duy nh\u1ea5t tr\u00ean t\u00fai D\u01b0\u1edbi \u0111\u00e2y, phi\u00ean b\u1ea3n h\u1eefu \u00edch nh\u1ea5t cho \u0111\u1ed9c gi\u1ea3 trung b\u00ecnh b\u1ea3n \u0111\u1ed3 th\u1eddi gian k\u1ec3 t\u1eeb khi rang \u0111\u1ebfn nh\u1eefng g\u00ec th\u1ef1c s\u1ef1 x\u1ea3y ra v\u1edbi n\u1ed9i dung c\u1ee7a g\u00f3i v\u00e0 ph\u1ea3i l\u00e0m g\u00ec v\u1edbi n\u00f3. g\u1ecdi n\u00f3 l\u00e0 Off-Gas Countdown: \u0111\u1ed3ng h\u1ed3 t\u01b0\u01a1i cho b\u1ea5t k\u1ef3 lo\u1ea1i c\u00e0 ph\u00ea c\u1ee5 th\u1ec3 n\u00e0o b\u1eaft \u0111\u1ea7u ngay khi n\u00f3 r\u1eddi kh\u1ecfi m\u00e1y rang, kh\u00f4ng ph\u1ea3i l\u00e0 th\u1eddi \u0111i\u1ec3m n\u00f3 r\u1eddi kh\u1ecfi bao b\u00ec.<\/p>\n

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The Off-Gas Countdown: h\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i bao l\u00e2u t\u1eeb ng\u00e0y rang \u0111\u1ebfn c\u0169, t\u1eebng giai \u0111o\u1ea1n<\/caption>\n
Th\u1eddi gian k\u1ec3 t\u1eeb khi rang<\/th>\nChuy\u1ec7n g\u00ec \u0111ang x\u1ea3y ra<\/th>\nTr\u1ea1ng th\u00e1i h\u01b0\u01a1ng v\u1ecb<\/th>\nL\u00e0m g\u00ec<\/th>\n<\/tr>\n<\/thead>\n
0\u201372 gi\u1edd<\/td>\nKh\u00ed th\u1ea3i CO2 n\u1eb7ng nh\u1ea5t<\/td>\nChi\u1ebft xu\u1ea5t d\u01b0\u1edbi m\u1ee9c n\u1ebfu \u1ee7 qu\u00e1 s\u1edbm<\/td>\nH\u00e3y \u0111\u1ec3 m\u00f3n n\u01b0\u1edbng t\u1ed1i ngh\u1ec9 2 -4 ng\u00e0y, m\u00f3n n\u01b0\u1edbng nh\u1eb9 5 -10 ng\u00e0y<\/td>\n<\/tr>\n
4\u201314 ng\u00e0y<\/td>\nCO2 gi\u1ea3i ph\u00f3ng ch\u1eadm, \u0111\u1ec9nh aromatics<\/td>\nC\u1eeda s\u1ed5 h\u01b0\u01a1ng v\u1ecb \u0111\u1ec9nh cao<\/td>\nPha ngay b\u00e2y gi\u1edd \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c chi\u1ebfc c\u1ed1c t\u1ed1t nh\u1ea5t<\/td>\n<\/tr>\n
15\u201330 ng\u00e0y, m\u1edf c\u1eeda<\/td>\nQu\u00e1 tr\u00ecnh oxy h\u00f3a t\u00edch l\u0169y qua m\u1ed7i l\u1ea7n m\u1edf<\/td>\nV\u1eabn t\u1ed1t, \u0111\u1ed9 s\u00e1ng \u00eam d\u1ecbu<\/td>\nPh\u1ea1t ti\u1ec1n cho s\u1ea3n xu\u1ea5t bia ng\u00e2m (b\u00e1o ch\u00ed Ph\u00e1p, AeroPress)<\/td>\n<\/tr>\n
1\u20133 th\u00e1ng, m\u1edf c\u1eeda<\/td>\nCh\u1ea5t th\u01a1m tinh t\u1ebf b\u1ecb ph\u00e2n h\u1ee7y<\/td>\n\u0110\u1ed9 axit m\u1edd d\u1ea7n, ph\u1eb3ng h\u01a1n<\/td>\nS\u1eed d\u1ee5ng cho bia l\u1ea1nh, n\u01a1i ch\u1ea5t th\u01a1m y\u1ebfu h\u01a1n \u00edt quan tr\u1ecdng h\u01a1n<\/td>\n<\/tr>\n
2 -4 tu\u1ea7n, t\u00fai \u0111\u1ef1ng \u0111\u1ed3 ch\u01b0a m\u1edf<\/td>\nS\u1ef1 x\u00e2m nh\u1eadp oxy ch\u1eadm th\u00f4ng qua m\u1ed9t con d\u1ea5u ti\u00eau chu\u1ea9n<\/td>\nV\u1eabn g\u1ea7n \u0111\u1ea1t \u0111\u1ec9nh n\u1ebfu t\u00fai v\u1eabn \u0111\u01b0\u1ee3c ni\u00eam phong<\/td>\nM\u1edf v\u00e0 s\u1eed d\u1ee5ng k\u1ecbp th\u1eddi sau khi m\u1edf<\/td>\n<\/tr>\n
2 -3 th\u00e1ng, kh\u00f4ng m\u1edf k\u00edn ch\u00e2n kh\u00f4ng<\/td>\nPh\u1ea7n l\u1edbn oxy b\u1ecb lo\u1ea1i tr\u1eeb, CO2 b\u1ecb gi\u1eef l\u1ea1i<\/td>\nGi\u1eef t\u1ed1t n\u1ebfu kh\u1eed kh\u00ed k\u1ebft th\u00fac tr\u01b0\u1edbc khi ni\u00eam phong<\/td>\nX\u00e1c nh\u1eadn t\u00fai \u0111\u00e3 \u0111\u01b0\u1ee3c ni\u00eam phong sau khi ngh\u1ec9 ng\u01a1i, kh\u00f4ng ph\u1ea3i tr\u01b0\u1edbc \u0111\u00f3<\/td>\n<\/tr>\n
6\u201312 th\u00e1ng, van ch\u01b0a m\u1edf + x\u1ea3 N2<\/td>\nL\u01b0\u1ee3ng oxy d\u01b0 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u, CO2 tho\u00e1t ra li\u00ean t\u1ee5c<\/td>\nTh\u1eddi h\u1ea1n s\u1eed d\u1ee5ng kh\u1ea3 thi v\u1ec1 m\u1eb7t th\u01b0\u01a1ng m\u1ea1i<\/td>\nKi\u1ec3m tra ng\u00e0y n\u01b0\u1edbng, kh\u00f4ng ch\u1ec9 l\u00e0 ng\u00e0y t\u1ed1t nh\u1ea5t<\/td>\n<\/tr>\n
3+ th\u00e1ng, m\u1edf c\u1eeda<\/td>\nB\u1ec1 m\u1eb7t d\u1ea7u, h\u1ea7u h\u1ebft c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i b\u1ecb m\u1ea5t<\/td>\nC\u0169, ph\u1eb3ng, gi\u1ea5y<\/td>\nT\u00e1i s\u1eed d\u1ee5ng (ch\u1ea5t kh\u1eed m\u00f9i, ph\u00e2n tr\u1ed9n) thay v\u00ec pha<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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\n\ud83d\udca1<\/span> M\u1eb9o chuy\u00ean nghi\u1ec7p<\/strong>\n<\/div>\n

T\u00ecm ki\u1ebfm m\u1ed9t ng\u00e0y rang \u0111\u01b0\u1ee3c in tr\u00ean g\u00f3i, kh\u00f4ng ph\u1ea3i l\u00e0 ng\u00e0y t\u1ed1t nh\u1ea5t tr\u01b0\u1edbc khi \u2013 FDA v\u00e0 USDA \u0111\u1ec1 ngh\u1ecb \u201cT\u1ed1t nh\u1ea5t n\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi\u201d nh\u01b0 m\u1ed9t \u0111\u00e1nh d\u1ea5u ch\u1ea5t l\u01b0\u1ee3ng t\u1ef1 nguy\u1ec7n, kh\u00f4ng ph\u1ea3i l\u00e0 ng\u00e0y an to\u00e0n. nh\u01b0 m\u1ed9t quy \u01b0\u1edbc chung v\u1ec1 ng\u00e0nh bao b\u00ec (kh\u00f4ng ph\u1ea3i l\u00e0 y\u00eau c\u1ea7u c\u1ee7a ch\u00ednh ph\u1ee7), ng\u00e0y \u0111\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t 6-12 th\u00e1ng k\u1ec3 t\u1eeb ng\u00e0y \u0111\u00f3ng g\u00f3i, ph\u1ea3n \u00e1nh nh\u1eefng g\u00ec c\u00e1c \u0111\u1ecbnh d\u1ea1ng x\u1ea3 nit\u01a1 v\u00e0 ch\u00e2n kh\u00f4ng-con d\u1ea5u c\u00f3 th\u1ec3 cung c\u1ea5p m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd. d\u00f9 b\u1eb1ng c\u00e1ch n\u00e0o, n\u00f3 kh\u00f4ng l\u00e0m nhi\u1ec1u \u0111\u1ec3 ch\u1ec9 ra bao l\u00e2u n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c k\u1ec3 t\u1eeb khi \u0111\u1eadu \u0111\u01b0\u1ee3c rang.\n<\/p><\/div>\n

C\u00e0 Ph\u00ea K\u00e9o D\u00e0i Bao L\u00e2u Khi T\u00fai M\u1edf?<\/h3>\n

M\u1ed9t khi b\u1ea1n m\u1edf t\u00fai, mong \u0111\u1ee3i hai \u0111\u1ebfn b\u1ed1n tu\u1ea7n h\u01b0\u01a1ng v\u1ecb t\u1ed1t t\u1eeb to\u00e0n b\u1ed9 h\u1ea1t \u2013 m\u1ed9t \u0111\u1ebfn hai tu\u1ea7n n\u1ebfu c\u00e0 ph\u00ea \u0111\u00e3 \u0111\u01b0\u1ee3c xay. h\u1ea1t v\u1eabn an to\u00e0n \u0111\u1ec3 u\u1ed1ng t\u1ed1t h\u01a1n th\u1ebf, nh\u01b0ng qu\u00e1 tr\u00ecnh oxy h\u00f3a t\u00edch t\u1ee5 m\u1ed7i khi b\u1ea1n m\u1edf h\u1ed9p \u0111\u1ef1ng: b\u1edfi m\u1ed9t \u0111\u1ebfn ba th\u00e1ng c\u00e1c ch\u1ea5t th\u01a1m tinh t\u1ebf \u0111\u00e3 xu\u1ed1ng c\u1ea5p, v\u00e0 ba th\u00e1ng qua h\u1ea7u h\u1ebft c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i \u0111\u00e3 bi\u1ebfn m\u1ea5t v\u00e0 c\u1ed1c bi\u1ebfn th\u00e0nh ph\u1eb3ng v\u00e0 gi\u1ea5y.<\/p>\n

N\u1ebfu b\u1ea1n h\u1ecfi h\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c bao l\u00e2u, h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u00f3 l\u1ebd s\u1ebd th\u1ef1c s\u1ef1 mu\u1ed1n bi\u1ebft ho\u1eb7c: c\u00e0 ph\u00ea c\u00f3 b\u1ecb h\u1ecfng theo c\u00e1ch t\u00f4i quan t\u00e2m kh\u00f4ng?Ho\u1eb7c: Nh\u1eefng h\u1ea1t c\u00e0 ph\u00ea \u0111\u1eb7c bi\u1ec7t n\u00e0y \u0111\u00e3 b\u1eaft \u0111\u1ea7u c\u0169 \u0111i?H\u1ea1t c\u00e0 ph\u00ea kh\u00f4ng b\u1ecb h\u1ecfng theo ngh\u0129a c\u1ee9ng \u2013 ch\u00fang kh\u00f4ng bi\u1ebfn th\u00e0nh th\u1ee9 g\u00ec \u0111\u00f3 nguy hi\u1ec3m \u0111\u1ec3 u\u1ed1ng v\u00e0o m\u1ed9t ng\u00e0y l\u1ecbch \u0111\u00e3 \u0111\u1ecbnh n\u00e0o \u0111\u00f3.H\u1ea1t c\u00e0 ph\u00ea b\u1eaft \u0111\u1ea7u ph\u00e2n h\u1ee7y ch\u1eadm h\u01a1n: l\u00fac \u0111\u1ea7u, ch\u1ea5t th\u01a1m b\u1ecb m\u1ea5t, sau \u0111\u00f3 l\u00e0 c\u01a1 th\u1ec3, sau \u0111\u00f3 l\u00e0 v\u1ecb ng\u1ecdt, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 h\u1ea1t tr\u1edf n\u00ean c\u0169.V\u00e0 b\u1ea5t k\u1ec3 b\u1ea1n c\u00f3 gi\u1eef h\u1ea1t c\u00e0 ph\u00ea c\u1ee7a m\u00ecnh trong m\u1ed9t t\u00fai tr\u00ean qu\u1ea7y, trong m\u1ed9t h\u1ed9p k\u00edn hay trong lon, c\u00e2u h\u1ecfi th\u1ef1c t\u1ebf m\u00e0 b\u1ea1n s\u1ebd t\u1ef1 h\u1ecfi m\u00ecnh kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c bao l\u00e2u, nh\u01b0ng t\u00fai c\u00e0 ph\u00ea n\u00e0y v\u1eabn \u0111\u00e1ng \u0111\u1ec3 pha cho \u0111\u1ebfn ng\u00e0y nay?<\/p>\n

T\u1ea1i sao h\u1ea1t c\u00e0 ph\u00ea m\u1ea5t \u0111\u1ed9 t\u01b0\u01a1i: H\u00f3a h\u1ecdc, ng\u1eafn g\u1ecdn<\/h2>\n
\"T\u1ea1i<\/figure>\n

Rang v\u1eaft n\u01b0\u1edbc ra kh\u1ecfi h\u1ea1t \u0111\u1eadu v\u00e0 gi\u1eef l\u1ea1i m\u1ed9t lo\u1ea1i kh\u00ed b\u00ean trong c\u1ea5u tr\u00fac t\u1ebf b\u00e0o \u2013 c\u00f9ng m\u1ed9t lo\u1ea1i kh\u00ed ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho ti\u1ebfng r\u00edt, s\u1ee7i b\u1ecdt \u201cn\u1edf\u201d b\u1ea1n s\u1ebd nghe th\u1ea5y khi b\u1ea1n th\u00eam n\u01b0\u1edbc n\u00f3ng v\u00e0o c\u00e0 ph\u00ea m\u1edbi xay. Ngay sau khi rang xong, kh\u00ed \u0111\u00f3, carbon dioxide, b\u1eaft \u0111\u1ea7u tho\u00e1t ra trong m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 kh\u1eed kh\u00ed, li\u00ean t\u1ee5c trong nhi\u1ec1u ng\u00e0y ho\u1eb7c nhi\u1ec1u tu\u1ea7n.<\/p>\n

M\u1ed9t khi h\u1ea7u h\u1ebft CO2 \u0111\u00e3 tho\u00e1t ra, n\u00f3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng oxy, t\u1eeb t\u1eeb ph\u00e1 v\u1ee1 c\u00e1c lo\u1ea1i d\u1ea7u v\u00e0 ch\u1ea5t th\u01a1m t\u1ea1o ra h\u01b0\u01a1ng v\u1ecb cho c\u00e0 ph\u00ea th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 oxy h\u00f3a, m\u1ed9t c\u01a1 ch m\u00f4 h\u00ecnh th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng h\u1ecdc thu\u1eadt c\u1ee7a c\u00e0 ph\u00ea rang<\/a> \u0110\u00e3 \u0111\u1ecbnh l\u01b0\u1ee3ng tr\u1ef1c ti\u1ebfp. \u00e1nh s\u00e1ng, nhi\u1ec7t v\u00e0 \u0111\u1ed9 \u1ea9m t\u1ea5t c\u1ea3 t\u1ed1c \u0111\u1ed9 m\u00e0 c\u00f9ng m\u1ed9t s\u1ef1 ph\u00e2n h\u1ee7y oxy-driven c\u1ee7a c\u00e1c h\u1ee3p ch\u1ea5t h\u01b0\u01a1ng v\u1ecb; c\u1ea3 b\u1ed1n l\u00e0 k\u1ebb th\u00f9 b\u1ea1n'll \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i v\u1edbi m\u1ed7i m\u1eb9o l\u01b0u tr\u1eef trong h\u01b0\u1edbng d\u1eabn n\u00e0y.\u0110\u00e2y c\u0169ng l\u00e0 n\u01a1i c\u00e0 ph\u00ea b\u1eaft \u0111\u1ea7u m\u1ea5t \u0111i nh\u1eefng ph\u1ea9m ch\u1ea5t m\u00e0 l\u00e0m cho n\u00f3 \u0111\u00e1ng u\u1ed1ng \u1edf n\u01a1i \u0111\u1ea7u ti\u00ean: m\u00f9i th\u01a1m m\u1edd d\u1ea7n tr\u01b0\u1edbc khi c\u01a1 th\u1ec3, v\u00e0 c\u01a1 th\u1ec3 m\u1edd d\u1ea7n tr\u01b0\u1edbc khi ng\u1ecdt ng\u00e0o, v\u00ec v\u1eady h\u1ea1t c\u00e0 ph\u00ea b\u1eaft \u0111\u1ea7u m\u1ea5t \u0111i nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m t\u1ed1t nh\u1ea5t c\u1ee7a h\u1ecd l\u00e2u tr\u01b0\u1edbc khi h\u1ecd tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 u\u1ed1ng \u0111\u01b0\u1ee3c. h\u1ea1t c\u00e0 ph\u00ea xanh (ch\u01b0a rang) b\u1ecf qua s\u1ef1 suy gi\u1ea3m \u0111\u00f3 g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n.B\u1edfi v\u00ec kh\u00f4ng c\u00f3 kh\u00ed \u0111\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0 d\u1ea7u b\u1ec1 m\u1eb7t \u00edt h\u01a1n nhi\u1ec1u cho oxy \u0111\u1ec3 h\u00e0nh \u0111\u1ed9ng, h\u1ea1t xanh c\u00f3 th\u1ec3 ng\u1ed3i xung quanh trong m\u1ed9t kho m\u00e1t, kh\u00f4 trong m\u1ed9t n\u0103m ho\u1eb7c l\u00e2u h\u01a1n v\u00e0 v\u1eabn l\u00e0m cho h\u1ea1t t\u1ed1t \u0111\u1ec3 rang, gi\u1ed1ng nh\u01b0 h\u1ecd l\u00e0m tr\u00ean k\u1ec7 rang xay nh\u00e0.\u0110\u1ed3ng h\u1ed3 t\u01b0\u01a1i c\u1ee7a c\u00e0 ph\u00ea b\u1eaft \u0111\u1ea7u v\u00e0o ng\u00e0y \u0111\u1ea7u ti\u00ean ra kh\u1ecfi m\u00e1y rang.<\/p>\n

Ti\u1ebfp x\u00fac v\u1edbi oxy \u00edt h\u01a1n m\u1ed9t th\u00e0nh ph\u1ea7n v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa c\u00e1c<\/em> Th\u00e0nh ph\u1ea7n quy\u1ebft \u0111\u1ecbnh tu\u1ed5i th\u1ecd c\u1ee7a c\u00e0 ph\u00ea c\u1ee7a b\u1ea1n.Hi\u1ec7p h\u1ed9i C\u00e0 ph\u00ea \u0110\u1eb7c bi\u1ec7t \u0111\u00e3 tr\u00edch d\u1eabn nghi\u00ean c\u1ee9u cho th\u1ea5y h\u00e0m l\u01b0\u1ee3ng oxy 0,5% trong t\u00fai c\u00e0 ph\u00ea c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e0 ph\u00ea kho\u1ea3ng 20 l\u1ea7n so v\u1edbi vi\u1ec7c b\u1ea3o qu\u1ea3n c\u00e0 ph\u00ea trong ph\u00f2ng m\u1edf. M\u1ed9t nghi\u00ean c\u1ee9u ri\u00eang bi\u1ec7t trong c\u00f9ng m\u1ed9t b\u00e0i \u0111\u00e1nh gi\u00e1 t\u00e0i li\u1ec7u \u0111\u00f3 cho th\u1ea5y c\u00e0 ph\u00ea c\u00f3 \u0111\u1ed9 c\u1ee9ng nhanh h\u01a1n kho\u1ea3ng 10% v\u1edbi m\u1ed7i l\u01b0\u1ee3ng oxy nhi\u1ec1u h\u01a1n 1% trong t\u00fai - m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111o m\u1ed9t l\u00e1t kh\u00e1c c\u1ee7a m\u1ed1i quan h\u1ec7 oxy-\u0111\u00f3ng c\u1eb7n, do \u0111\u00f3 hai s\u1ed1 li\u1ec7u kh\u00f4ng n\u00ean nh\u00e2n v\u1edbi nhau ho\u1eb7c d\u1ef1 ki\u1ebfn s\u1ebd h\u00f2a gi\u1ea3i ch\u00ednh x\u00e1c; c\u1ea3 hai \u0111\u1ec1u ch\u1ec9 c\u00f9ng m\u1ed9t h\u01b0\u1edbng (\u00edt oxy h\u01a1n, \u0111\u00f3ng c\u1eb7n ch\u1eadm h\u01a1n) m\u00e0 kh\u00f4ng tuy\u00ean b\u1ed1 l\u00e0 c\u00f9ng m\u1ed9t ph\u00e9p \u0111o. T\u1ea5t nhi\u00ean, nhi\u1ec7t \u0111\u1ed9 k\u1ebft h\u1ee3p c\u00e1c hi\u1ec7u \u1ee9ng: Labuza et al. (2001), nh\u01b0 \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn trong t\u1ed5ng quan t\u00e0i li\u1ec7u SCA, nh\u1eadn th\u1ea5y r\u1eb1ng qu\u00e1 tr\u00ecnh kh\u1eed kh\u00ed to\u00e0n b\u1ed9 h\u1ea1t c\u00f3 Q10 l\u00e0 1,5 \u2013 ngh\u0129a l\u00e0 n\u00f3 t\u0103ng t\u1ed1c kho\u1ea3ng 1,5 l\u1ea7n cho m\u1ed7i l\u1ea7n t\u0103ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng 10 \u00b0C. Nghi\u00ean c\u1ee9u t\u01b0\u01a1ng t\u1ef1 cho th\u1ea5y c\u00e0 ph\u00ea xay Q10 ch\u1ea1y nhanh g\u1ea5p \u0111\u00f4i so v\u1edbi c\u00e0 ph\u00ea nguy\u00ean h\u1ea1t \u2212 kh\u00f4ng ch\u1ec9 nhanh g\u1ea5p \u0111\u00f4i \u1edf b\u1ea5t k\u1ef3 nhi\u1ec7t \u0111\u1ed9 c\u1ed1 \u0111\u1ecbnh n\u00e0o m\u00e0 c\u00f2n t\u0103ng t\u1ed1c g\u1ea5p \u0111\u00f4i khi c\u0103n ph\u00f2ng \u1ea5m l\u00ean - m\u1ed9t tr\u01b0\u1eddng h\u1ee3p h\u1ea5p d\u1eabn kh\u00e1c \u0111\u1ec3 nghi\u1ec1n ngay tr\u01b0\u1edbc khi pha.<\/p>\n

\n

\u201cC\u00e0 ph\u00ea l\u00e0 nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn trong l\u0129nh v\u1ef1c khoa h\u1ecdc th\u1ef1c ph\u1ea9m nh\u01b0 m\u1ed9t s\u1ea3n ph\u1ea9m \u1ed5n \u0111\u1ecbnh k\u1ec7, m\u00e0 sau khi rang kh\u00f4ng b\u1ecb h\u1ecfng do qu\u00e1 tr\u00ecnh enzyme ho\u1eb7c vi sinh v\u1eadt.\u201d<\/p>\n

ult Hi\u1ec7p h\u1ed9i C\u00e0 ph\u00ea \u0110\u1eb7c s\u1ea3n, t\u1ed5ng quan t\u00e0i li\u1ec7u v\u1ec1 t\u00ecnh tr\u1ea1ng c\u00e0 ph\u00ea b\u1ecb \u00f4i thiu<\/cite>\n<\/p><\/blockquote>\n

M\u1ee9c \u0111\u1ed9 rang c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian h\u1ea1t c\u00e0 ph\u00ea t\u1ed3n t\u1ea1i kh\u00f4ng?<\/h3>\n

V\u00e2ng, m\u1ee9c \u0111\u1ed9 rang thay \u0111\u1ed5i d\u00f2ng th\u1eddi gian. rang t\u1ed1i h\u01a1n ph\u00e1t tri\u1ec3n nhi\u1ec1u l\u1ed7 h\u01a1n trong c\u1ea5u tr\u00fac t\u1ebf b\u00e0o c\u1ee7a ch\u00fang t\u1eeb th\u1eddi gian rang th\u00eam, v\u00ec v\u1eady ch\u00fang th\u1ea3i carbon dioxide nhanh h\u01a1n v\u00e0 h\u1ea5p th\u1ee5 oxy d\u1ec5 d\u00e0ng h\u01a1n so v\u1edbi rang nh\u1eb9 h\u01a1n, gi\u1eef ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ch\u00fang l\u00e2u h\u01a1n m\u1ed9t ch\u00fat trong \u0111i\u1ec1u ki\u1ec7n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c lo\u1ea1i rang t\u1ed1i h\u01a1n c\u1ea7n ngh\u1ec9 ng\u01a1i \u00edt h\u01a1n (hai \u0111\u1ebfn b\u1ed1n ng\u00e0y) tr\u01b0\u1edbc khi nghi\u1ec1n so v\u1edbi c\u00e1c lo\u1ea1i rang nh\u1eb9 h\u01a1n (n\u0103m \u0111\u1ebfn m\u01b0\u1eddi ng\u00e0y): c\u00f9ng \u0111\u1ed9 x\u1ed1p l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 \u0111\u00f3ng c\u1eb7n c\u0169ng l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 th\u00f4ng h\u01a1i s\u1edbm.<\/p>\n

Van kh\u1eed kh\u00ed m\u1ed9t chi\u1ec1u, gi\u1ea3i th\u00edch<\/h2>\n
\"Van<\/figure>\n

N\u00fat tr\u00f2n nh\u1ecf th\u01b0\u1eddng th\u1ea5y \u1edf b\u00ean ngo\u00e0i nhi\u1ec1u t\u00fai c\u00e0 ph\u00ea th\u1ef1c s\u1ef1 l\u00e0 van kh\u1eed kh\u00ed m\u1ed9t chi\u1ec1u. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi m\u1ee5c \u0111\u00edch \u0111\u01a1n gi\u1ea3n l\u00e0 gi\u1ea3i quy\u1ebft m\u1ed9t ch\u00fat v\u1ea5n \u0111\u1ec1 nan gi\u1ea3i v\u1ec1 th\u1eddi gian: trong nhi\u1ec1u ng\u00e0y sau khi rang, c\u00e0 ph\u00ea c\u1ee7a b\u1ea1n c\u1ea7n gi\u1ea3i ph\u00f3ng kh\u00ed carbon dioxide \u2013 v\u00e0 tuy nhi\u00ean, c\u00e0ng s\u1edbm c\u00e0ng t\u1ed1t, b\u1ea1n c\u1ea7n gi\u1eef oxy kh\u00f4ng ti\u1ebfp c\u1eadn n\u00f3. N\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 b\u1eb1ng c\u00e1ch cho ph\u00e9p kh\u00ed tho\u00e1t ra m\u00e0 kh\u00f4ng \u0111\u1ec3 kh\u00f4ng kh\u00ed quay tr\u1edf l\u1ea1i, m\u1ed9t gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf h\u01a1n l\u00e0 ph\u1ea3i ch\u1ecdn gi\u1eefa m\u1ed9t t\u00fai k\u00edn, c\u00f3 nguy c\u01a1 n\u1ed5 v\u00e0 m\u1ed9t t\u00fai s\u1edbm m\u1edf ra oxy- h\u01b0 h\u1ecfng.<\/p>\n

H\u00e3y ngh\u0129 v\u1ec1 n\u00f3 nh\u01b0 Tr\u00ecnh t\u1ef1 th\u00f4ng h\u01a1i sau \u0111\u00f3 \u0111\u00f3ng d\u1ea5u<\/strong> Thay v\u00ec m\u1ed9t t\u00ednh n\u0103ng duy nh\u1ea5t: th\u00f4ng h\u01a1i, sau \u0111\u00f3 b\u1ecbt k\u00edn. Ngay sau khi rang, m\u1ed9t chi\u1ebfc t\u00fai c\u1ea7n gi\u1ea3i ph\u00f3ng \u00e1p su\u1ea5t \u2013 c\u00f3 th\u1ec3 th\u00f4ng qua van m\u1ed9t chi\u1ec1u ho\u1eb7c m\u1ed9t kho\u1ea3ng th\u1eddi gian ng\u1eafn ngo\u00e0i tr\u1eddi tr\u01b0\u1edbc khi cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c ni\u00eam phong. Sau khi ph\u1ea7n l\u1edbn l\u01b0\u1ee3ng CO2 \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng, t\u00fai c\u1ea7n \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn t\u1ed1t, l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 c\u00f3 \u00edt oxy b\u1ecb gi\u1eef l\u1ea1i b\u00ean trong. Van m\u1ed9t chi\u1ec1u - van m\u1ed9t chi\u1ec1u, theo thu\u1eadt ng\u1eef \u0111\u00f3ng g\u00f3i \u2013 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 c\u1ea5u tr\u00fac g\u00f3i cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u1ea3 hai giai \u0111o\u1ea1n \u0111\u00f3 m\u00e0 kh\u00f4ng c\u1ea7n kh\u1eed k\u00edn ho\u00e0n to\u00e0n. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt thi\u1ebft b\u1ecb \u0111\u00f3ng g\u00f3i t\u00fai h\u1ea1t c\u00e0 ph\u00ea c\u1ee7a AFPAK<\/a>, n\u01a1i n\u00f3 li\u1ec7t k\u00ea vi\u1ec7c th\u1ef1c hi\u1ec7n \u1ee9ng d\u1ee5ng van kh\u1eed kh\u00ed c\u00f9ng v\u1edbi x\u1ea3 nit\u01a1, l\u01b0u \u00fd r\u1eb1ng \u0111i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u201ctheo lo\u1ea1i c\u00e0 ph\u00ea, quy tr\u00ecnh rang, c\u1ea5u tr\u00fac t\u00fai v\u00e0 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng c\u1ea7n thi\u1ebft.\u201d \u0110\u00f3 l\u00e0 v\u00ec c\u00f3 m\u1ed9t s\u1ef1 t\u01b0\u01a1ng t\u00e1c: bao nhi\u00eau CO2 b\u1ecb tr\u1ee5c xu\u1ea5t v\u00e0 nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh c\u00e1ch van v\u00e0 x\u1ea3 nit\u01a1 n\u00ean \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh v\u00e0 \u0111\u1ecbnh v.<\/p>\n

\n\ud83d\udcd0 Ghi ch\u00fa K\u1ef9 thu\u1eadt<\/strong><\/p>\n

M\u1ed9t van m\u1ed9t chi\u1ec1u duy nh\u1ea5t c\u00f3 th\u1ec3't \u0111\u1ea3m b\u1ea3o m\u1ed9t th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3. ch\u1ea5t l\u01b0\u1ee3ng con d\u1ea5u x\u00e1c \u0111\u1ecbnh n\u1ebfu n\u00f3 th\u1eadm ch\u00ed s\u1ebd l\u00e0m vi\u1ec7c: trong m\u1ed9t th\u1eed nghi\u1ec7m nh\u1ecf \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u1ee7a t\u00fai \u0111\u01b0\u1ee3c trang b\u1ecb van linh ho\u1ea1t (Walter et al. 2008, nh\u01b0 \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn trong \u0111\u00e1nh gi\u00e1 t\u00e0i li\u1ec7u SCA \u2013 ch\u1ec9 c\u00f3 s\u00e1u t\u00fai, v\u00ec v\u1eady h\u00e3y coi c\u00e1c con s\u1ed1 l\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng, kh\u00f4ng d\u1ee9t kho\u00e1t), t\u00fai k\u00edn ho\u00e0n to\u00e0n duy tr\u00ec tr\u00ean 40% h\u00e0m l\u01b0\u1ee3ng CO2 v\u00e0 0% oxy, trong khi m\u1ed9t n\u1eeda c\u00f3 r\u00f2 r\u1ec9 con d\u1ea5u m\u00e0 ho\u00e0n to\u00e0n v\u00f4 hi\u1ec7u h\u00f3a c\u00e1c hi\u1ec7u su\u1ea5t c\u1ee7a van. hi\u1ec7u su\u1ea5t van th\u1ef1c t\u1ebf c\u0169ng ph\u1ee5 thu\u1ed9c v\u00e0o oxy headspace c\u00f2n l\u1ea1i khi t\u00fai \u0111\u01b0\u1ee3c ni\u00eam phong, CO2 n\u1ed9i t\u1ea1i c\u1ee7a b\u1ed9 phim v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n h\u01a1i n\u01b0\u1edbc, v\u00e0 bao nhi\u00eau l\u1ea7n t\u00fai sau \u0111\u00f3 \u0111\u01b0\u1ee3c m\u1edf. n\u00f3 c\u00f3 m\u1ed9t \u0111\u1ea7u v\u00e0o v\u00e0o h\u1ec7 th\u1ed1ng \u0111\u00f3ng g\u00f3i, v\u00e0 kh\u00f4ng th\u1ec3 ghi \u0111\u00e8 l\u00ean c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c \u2013 v\u00ec v\u1eady ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n con d\u1ea5u tr\u00ean d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t x\u1ee9ng \u0111\u00e1ng \u0111\u01b0\u1ee3c ch\u00fa \u00fd nhi\u1ec1u nh\u01b0 ch\u00ednh \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u1ee7a van.<\/p>\n<\/div>\n

Ni\u00eam phong ch\u00e2n kh\u00f4ng ho\u1eb7c x\u1ea3 nit\u01a1 c\u00f3 th\u1ef1c s\u1ef1 gi\u00fap \u00edch kh\u00f4ng?<\/h2>\n
\"Ni\u00eam<\/figure>\n

V\u00e2ng, c\u1ea3 hai ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u gi\u00fap \u00edch, v\u00e0 c\u1ea3 hai \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng theo c\u00f9ng m\u1ed9t nguy\u00ean t\u1eafc: lo\u1ea1i b\u1ecf oxy khi\u1ebfn \u0111\u1eadu b\u1ecb oxy h\u00f3a. bao b\u00ec ch\u00e2n kh\u00f4ng lo\u1ea1i b\u1ecf kh\u00f4ng kh\u00ed kh\u1ecfi t\u00fai v\u1ec1 m\u1eb7t v\u1eadt l\u00fd; x\u1ea3 nit\u01a1 \u0111\u1ea9y kh\u00f4ng kh\u00ed ra ngo\u00e0i b\u1eb1ng c\u00e1ch l\u00e0m ng\u1eadp t\u00fai b\u1eb1ng kh\u00ed tr\u01a1 thay v\u00e0o \u0111\u00f3. ho\u1eb7c c\u00e1ch ti\u1ebfp c\u1eadn l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh \u1ee7 chua c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c so v\u1edbi t\u00fai c\u00f3 kh\u00f4ng kh\u00ed th\u00f4ng th\u01b0\u1eddng b\u00ean trong.<\/p>\n

Theo \u0111\u00e1nh gi\u00e1 t\u00e0i li\u1ec7u \u0111\u00e3 xu\u1ea5t b\u1ea3n c\u1ee7a Hi\u1ec7p h\u1ed9i C\u00e0 ph\u00ea \u0110\u1eb7c s\u1ea3n, c\u00e0 ph\u00ea \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng c\u00f3 t\u1ef7 l\u1ec7 1\/5 t\u1ef7 l\u1ec7 c\u00e0 ph\u00ea c\u00f2n l\u1ea1i trong kh\u00f4ng kh\u00ed b\u00ecnh th\u01b0\u1eddng, trong khi m\u1ed9t nghi\u00ean c\u1ee9u c\u1ea3m quan cho th\u1ea5y c\u00e0 ph\u00ea \u0111\u01b0\u1ee3c x\u1ea3 b\u1eb1ng nit\u01a1 c\u00f3 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng l\u00e2u h\u01a1n 6 th\u00e1ng, so v\u1edbi ch\u1ec9 3 th\u00e1ng \u0111\u1ed1i v\u1edbi c\u00e0 ph\u00ea \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i m\u00e0 kh\u00f4ng c\u1ea7n x\u1ea3. Nh\u1eefng con s\u1ed1 \u0111o \u0111\u01b0\u1ee3c trong ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u00f3 th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi \u201ct\u1ed1i \u0111a 12 th\u00e1ng\u201d m\u00e0 m\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p bao b\u00ec th\u01b0\u01a1ng m\u1ea1i qu\u1ea3ng c\u00e1o cho h\u1ec7 th\u1ed1ng van v\u00e0 nit\u01a1 k\u1ebft h\u1ee3p, v\u00ec nghi\u00ean c\u1ee9u trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 ti\u1ebfp th\u1ecb th\u01b0\u01a1ng m\u1ea1i c\u00f3 xu h\u01b0\u1edbng s\u1eed d\u1ee5ng c\u00e1c ng\u01b0\u1ee1ng ch\u1ea5p nh\u1eadn kh\u00e1c nhau cho th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng \u2013 m\u1ed9t kho\u1ea3ng c\u00e1ch a so s\u00e1nh ngang h\u00e0ng v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o qu\u1ea3n c\u00e0 ph\u00ea<\/a> \u0111\u01b0\u1ee3c \u0111o tr\u1ef1c ti\u1ebfp b\u1eb1ng c\u00e1ch theo d\u00f5i kh\u00ed headspace g\u00f3i theo th\u1eddi gian.\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng c\u00e0 ph\u00ea so s\u00e1nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng, takeaway th\u1ef1c t\u1ebf l\u00e0 m\u1ed9t g\u00f3i ch\u00e2n kh\u00f4ng ho\u1eb7c nit\u01a1-flush \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ed1t gi\u1eef cho c\u00e0 ph\u00ea t\u01b0\u01a1i l\u00e2u h\u01a1n c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c so v\u1edbi m\u1ed9t t\u00fai c\u00f3 th\u1ec3 kh\u00f3a l\u1ea1i \u0111\u1ed3ng b\u1eb1ng, ngay c\u1ea3 khi n\u00f3 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c tuy\u00ean b\u1ed1 ti\u1ebfp th\u1ecb t\u00e1o b\u1ea1o nh\u1ea5t.<\/p>\n

\n
\n\u2714 \u01afu \u0111i\u1ec3m<\/strong><\/p>\n