{"id":67194,"date":"2025-02-14T14:05:14","date_gmt":"2025-02-14T07:05:14","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=67194"},"modified":"2026-09-08T11:41:03","modified_gmt":"2026-09-08T04:41:03","slug":"mat-na-phong-doc-va-huong-dan-su-dung-dung-cach","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/mat-na-phong-doc-va-huong-dan-su-dung-dung-cach\/","title":{"rendered":"M\u1eb7t N\u1ea1 Ph\u00f2ng \u0110\u1ed9c V\u00e0 H\u01b0\u1edbng D\u1eabn S\u1eed D\u1ee5ng \u0110\u00fang C\u00e1ch"},"content":{"rendered":"\r\n

M\u1eb7t N\u1ea1 L\u1ecdc Kh\u00ed \u0110\u1ed9c B\u1ea3o V\u1ec7 Ng\u01b0\u1eddi \u0110eo Kh\u1ecfi Nh\u1eefng G\u00ec<\/h2>\r\n\r\n\r\n\r\n

Trong m\u00f4i tr\u01b0\u1eddng ng\u00e0y c\u00e0ng \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec1u nguy c\u01a1 ti\u1ec1m \u1ea9n t\u1eeb h\u00f3a ch\u1ea5t, kh\u00f3i b\u1ee5i, vi khu\u1ea9n, v\u00e0 c\u00e1c t\u00e1c nh\u00e2n \u0111\u1ed9c h\u1ea1i kh\u00e1c, vi\u1ec7c s\u1eed d\u1ee5ng m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c<\/strong> \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t bi\u1ec7n ph\u00e1p quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe.<\/p>\r\n\n\n\n

B\u00e0i n\u00e0y \u0111i theo tr\u1ee5c quy tr\u00ecnh: ch\u1ecdn, \u0111eo, th\u1eed k\u00edn v\u00e0 b\u1ea3o d\u01b0\u1ee1ng. Ri\u00eang th\u00f4ng s\u1ed1 c\u1ee7a m\u1ed9t model c\u1ee5 th\u1ec3 th\u00ec xem danh m\u1ee5c m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c<\/a>.<\/p>\n\r\n\r\n\r\n

\"M\u1eb7t
Phin l\u1ecdc ch\u1ecdn theo lo\u1ea1i kh\u00ed trong khu v\u1ef1c l\u00e0m vi\u1ec7c, kh\u00f4ng c\u00f3 phin n\u00e0o l\u1ecdc \u0111\u01b0\u1ee3c m\u1ecdi th\u1ee9<\/em><\/figcaption><\/figure>\r\n\r\n\r\n\r\n

Kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 h\u00f3a ch\u1ea5t, x\u00e2y d\u1ef1ng, ho\u1eb7c y t\u1ebf, m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111\u1eddi s\u1ed1ng h\u1eb1ng ng\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 m\u1ee9c \u0111\u1ed9 \u00f4 nhi\u1ec5m cao. Ri\u00eang \u0111\u00e1m ch\u00e1y l\u1ea1i n\u1eb1m ngo\u00e0i ph\u1ea1m vi c\u1ee7a lo\u1ea1i n\u1ea1 n\u00e0y: kh\u00f3i ch\u00e1y v\u1eeba ngh\u00e8o \u00f4xy v\u1eeba ch\u1ee9a cacbon monoxit, n\u00ean ch\u1ec9 b\u00ecnh th\u1edf \u0111\u1ed9c l\u1eadp mang theo ng\u01b0\u1eddi m\u1edbi v\u00e0o \u0111\u01b0\u1ee3c.<\/p>\r\n\r\n\r\n\r\n

Sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c \u0111eo m\u00e0 \u1edf vi\u1ec7c ch\u1ecdn phin. Phin l\u1ecdc kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t t\u1ea5m l\u01b0\u1edbi m\u1ecbn gi\u1eef l\u1ea1i m\u1ecdi th\u1ee9 \u0111i qua: l\u1edbp gi\u1eef h\u1ea1t ch\u1eb7n b\u1ee5i b\u1eb1ng c\u01a1 ch\u1ebf c\u01a1 h\u1ecdc v\u00e0 t\u0129nh \u0111i\u1ec7n, c\u00f2n l\u1edbp than ho\u1ea1t t\u00ednh gi\u1eef kh\u00ed b\u1eb1ng c\u00e1ch h\u1ea5p ph\u1ee5 ph\u00e2n t\u1eed l\u00ean b\u1ec1 m\u1eb7t x\u1ed1p c\u1ee7a than. Hai c\u01a1 ch\u1ebf n\u00e0y \u0111\u1ed9c l\u1eadp v\u1edbi nhau, n\u00ean phin ch\u1ec9 c\u00f3 l\u1edbp gi\u1eef h\u1ea1t \u0111\u1ec3 cho h\u01a1i dung m\u00f4i \u0111i qua nguy\u00ean v\u1eb9n, v\u00e0 phin ch\u1ec9 c\u00f3 than th\u00ec kh\u00f4ng ch\u1eb7n \u0111\u01b0\u1ee3c b\u1ee5i m\u1ecbn.<\/p>\r\n\r\n\r\n\r\n

H\u1ea5p ph\u1ee5 tr\u00ean than ho\u1ea1t t\u00ednh c\u00f2n c\u00f3 m\u1ed9t t\u00ednh ch\u1ea5t m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u00edt bi\u1ebft: n\u00f3 thu\u1eadn ngh\u1ecbch. Ch\u1ea5t \u0111\u00e3 b\u00e1m v\u00e0o than c\u00f3 th\u1ec3 nh\u1ea3 ra khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng ho\u1eb7c khi n\u1ed3ng \u0111\u1ed9 b\u00ean ngo\u00e0i gi\u1ea3m xu\u1ed1ng. V\u00ec v\u1eady m\u1ed9t chi\u1ebfc phin \u0111\u00e3 h\u00fat h\u01a1i dung m\u00f4i c\u1ea3 bu\u1ed5i r\u1ed3i \u0111\u1ec3 trong c\u1ed1p xe ph\u01a1i n\u1eafng s\u1ebd nh\u1ea3 ng\u01b0\u1ee3c ph\u1ea7n \u0111\u00e3 h\u00fat, v\u00e0 l\u1ea7n \u0111eo sau ng\u01b0\u1eddi th\u1ee3 h\u00edt v\u00e0o ch\u00ednh th\u1ee9 m\u00ecnh \u0111\u00e3 tr\u00e1nh \u0111\u01b0\u1ee3c h\u00f4m tr\u01b0\u1edbc.<\/p>\r\n\r\n\r\n\r\n

B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch l\u1ef1a ch\u1ecdn, s\u1eed d\u1ee5ng, v\u00e0 b\u1ea3o d\u01b0\u1ee1ng m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c \u0111\u00fang c\u00e1ch, nh\u1eb1m h\u1ea1 m\u1ee9c ph\u01a1i nhi\u1ec5m xu\u1ed1ng th\u1ea5p nh\u1ea5t c\u00f3 th\u1ec3 khi ph\u1ea3i v\u00e0o khu v\u1ef1c c\u00f3 nguy c\u01a1 \u0111\u1ed9c h\u1ea1i. D\u00f9 v\u1eady, kh\u00f4ng c\u00f3 chi\u1ebfc n\u1ea1 n\u00e0o \u0111\u01b0a r\u1ee7i ro v\u1ec1 kh\u00f4ng: th\u00f4ng gi\u00f3, che ch\u1eafn ngu\u1ed3n ph\u00e1t v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian \u0111\u1ee9ng trong v\u00f9ng nguy hi\u1ec3m v\u1eabn l\u00e0 l\u1edbp ph\u00f2ng v\u1ec7 \u0111\u1ee9ng tr\u01b0\u1edbc.<\/p>\r\n\r\n\r\n\r\n

Ch\u1ecdn M\u1eb7t N\u1ea1 Theo \u0110\u00fang T\u00e1c Nh\u00e2n Trong Khu V\u1ef1c L\u00e0m Vi\u1ec7c<\/h2>\r\n\r\n\r\n\r\n

X\u00e1c \u0110\u1ecbnh M\u1ee5c \u0110\u00edch S\u1eed D\u1ee5ng<\/h3>\r\n\r\n\r\n\r\n

Vi\u1ec7c ch\u1ecdn phin b\u1eaft \u0111\u1ea7u t\u1eeb m\u1ed9t danh s\u00e1ch ch\u1ee9 kh\u00f4ng t\u1eeb m\u1ed9t c\u1ea3m nh\u1eadn: li\u1ec7t k\u00ea t\u00ean ho\u00e1 ch\u1ea5t \u0111ang d\u00f9ng t\u1ea1i v\u1ecb tr\u00ed \u0111\u00f3, l\u1ea5y t\u1eeb phi\u1ebfu an to\u00e0n ho\u00e1 ch\u1ea5t c\u1ee7a t\u1eebng s\u1ea3n ph\u1ea9m ch\u1ee9 kh\u00f4ng t\u1eeb tr\u00ed nh\u1edb c\u1ee7a t\u1ed5 tr\u01b0\u1edfng. Phi\u1ebfu an to\u00e0n ghi r\u00f5 t\u00ean ch\u1ea5t, nh\u00f3m nguy h\u1ea1i v\u00e0 khuy\u1ebfn c\u00e1o b\u1ea3o v\u1ec7 h\u00f4 h\u1ea5p, v\u00e0 \u0111\u00f3 l\u00e0 c\u0103n c\u1ee9 duy nh\u1ea5t \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu v\u1edbi m\u00e3 ghi tr\u00ean h\u1ed9p phin.<\/p>\r\n\r\n\r\n\r\n

V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec1u b\u1ee5i m\u1ecbn nh\u01b0 c\u00f4ng tr\u01b0\u1eddng x\u00e2y d\u1ef1ng ho\u1eb7c x\u01b0\u1edfng m\u1ed9c, m\u1ed9t m\u1eb7t n\u1ea1 ch\u1ed1ng b\u1ee5i th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u1ee7 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea1n kh\u1ecfi c\u00e1c h\u1ea1t b\u1ee5i nh\u1ecf.<\/p>\r\n\r\n\r\n\r\n

Tuy nhi\u00ean, n\u1ebfu b\u1ea1n ti\u1ebfp x\u00fac v\u1edbi kh\u00ed \u0111\u1ed9c h\u1ea1i nh\u01b0 amoniac, clo ho\u1eb7c h\u01a1i h\u00f3a ch\u1ea5t trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, b\u1ea1n c\u1ea7n m\u1ed9t m\u1eb7t n\u1ea1 chuy\u00ean d\u1ee5ng v\u1edbi phin l\u1ecdc kh\u00ed \u0111\u1ed9c \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c ch\u1ea5t nguy hi\u1ec3m x\u00e2m nh\u1eadp v\u00e0o \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p. \u1ede nh\u1eefng v\u1ecb tr\u00ed n\u00e0y, m\u1eb7t n\u1ea1 hi\u1ebfm khi \u0111i m\u1ed9t m\u00ecnh: g\u0103ng tay ch\u1ed1ng dung m\u00f4i v\u00e0 h\u00f3a ch\u1ea5t<\/a> v\u00e0 qu\u1ea7n \u00e1o ch\u1ed1ng h\u00f3a ch\u1ea5t th\u01b0\u1eddng ph\u1ea3i c\u1ea5p \u0111\u1ed3ng b\u1ed9 theo c\u00f9ng danh s\u00e1ch h\u00f3a ch\u1ea5t \u0111ang d\u00f9ng.<\/p>\r\n\r\n\r\n\r\n

Trong nh\u00f3m h\u01a1i h\u1eefu c\u01a1 c\u00f2n t\u00e1ch ti\u1ebfp theo nhi\u1ec7t \u0111\u1ed9 s\u00f4i c\u1ee7a dung m\u00f4i. Phin d\u00e0nh cho h\u01a1i h\u1eefu c\u01a1 th\u00f4ng th\u01b0\u1eddng gi\u1eef \u0111\u01b0\u1ee3c c\u00e1c dung m\u00f4i bay h\u01a1i ch\u1eadm nh\u01b0 xylen hay toluen, nh\u01b0ng nh\u1eefng ch\u1ea5t bay h\u01a1i r\u1ea5t nhanh \u2014 nhi\u1ec7t \u0111\u1ed9 s\u00f4i th\u1ea5p \u2014 th\u00ec \u0111i qua l\u1edbp than g\u1ea7n nh\u01b0 kh\u00f4ng b\u1ecb gi\u1eef l\u1ea1i, v\u00e0 ch\u00fang c\u1ea7n m\u1ed9t m\u00e3 phin ri\u00eang, lo\u1ea1i d\u00f9ng m\u1ed9t l\u1ea7n kh\u00f4ng t\u00e1i s\u1eed d\u1ee5ng. \u0110\u00e2y l\u00e0 ch\u1ed7 hay ch\u1ecdn nh\u1ea7m nh\u1ea5t trong x\u01b0\u1edfng s\u01a1n v\u00e0 x\u01b0\u1edfng in.<\/p>\r\n\r\n\r\n\r\n

Ngo\u00e0i m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c, m\u1eb7t n\u1ea1 l\u1ecdc kh\u00ed c\u00f2n c\u00f3 ch\u1ed7 d\u00f9ng trong s\u1ef1 c\u1ed1 r\u00f2 r\u1ec9 h\u01a1i h\u00f3a ch\u1ea5t m\u00e0 khu v\u1ef1c v\u1eabn c\u00f2n \u0111\u1ee7 \u00f4xy, ho\u1eb7c nh\u1eefng ng\u00e0y ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed xu\u1ed1ng m\u1ee9c nghi\u00eam tr\u1ecdng. Nh\u1eefng ng\u01b0\u1eddi s\u1ed1ng \u1edf khu v\u1ef1c c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed k\u00e9m c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1eb7t n\u1ea1 c\u00f3 kh\u1ea3 n\u0103ng l\u1ecdc b\u1ee5i m\u1ecbn PM2.5 v\u00e0 kh\u00ed \u0111\u1ed9c \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe h\u1eb1ng ng\u00e0y.<\/p>\r\n\r\n\r\n\r\n

Ngo\u00e0i ra, \u0111\u1ed1i v\u1edbi nh\u1eefng ai l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng y t\u1ebf ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi m\u1ea7m b\u1ec7nh nguy hi\u1ec3m, vi\u1ec7c ch\u1ecdn m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c c\u00f3 th\u1ec3 l\u1ecdc vi khu\u1ea9n v\u00e0 virus nh\u01b0 N95 ho\u1eb7c P100 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\r\n\r\n\r\n\r\n

M\u00e3 phin theo h\u1ec7 ch\u00e2u \u00c2u c\u00f2n \u0111i k\u00e8m m\u00e0u v\u1ecf \u0111\u1ec3 nh\u1eadn ra t\u1eeb xa: nh\u00f3m h\u01a1i h\u1eefu c\u01a1 m\u00e0u n\u00e2u, nh\u00f3m kh\u00ed v\u00f4 c\u01a1 m\u00e0u x\u00e1m, nh\u00f3m kh\u00ed axit m\u00e0u v\u00e0ng, nh\u00f3m amoniac m\u00e0u xanh l\u00e1. Sau ch\u1eef c\u00e1i l\u00e0 m\u1ed9t ch\u1eef s\u1ed1 t\u1eeb 1 \u0111\u1ebfn 3 cho bi\u1ebft dung l\u01b0\u1ee3ng h\u1ea5p ph\u1ee5, t\u1ee9c phin gi\u1eef \u0111\u01b0\u1ee3c bao nhi\u00eau tr\u01b0\u1edbc khi b\u00e3o ho\u00e0 \u2014 s\u1ed1 c\u00e0ng l\u1edbn th\u00ec phin c\u00e0ng to, n\u1eb7ng v\u00e0 d\u00f9ng \u0111\u01b0\u1ee3c l\u00e2u h\u01a1n \u1edf c\u00f9ng n\u1ed3ng \u0111\u1ed9. Ch\u1ecdn \u0111\u00fang ch\u1eef c\u00e1i m\u00e0 sai ch\u1eef s\u1ed1 th\u00ec v\u1eabn ph\u1ea3i thay phin gi\u1eefa ca.<\/p>\r\n\r\n\r\n\r\n

Ph\u00e2n Lo\u1ea1i M\u1eb7t N\u1ea1 Ph\u00f2ng \u0110\u1ed9c<\/h3>\r\n\r\n\r\n\r\n

M\u1eb7t n\u1ea1 l\u1ecdc kh\u00ed ph\u00e2n theo hai tr\u1ee5c \u0111\u1ed9c l\u1eadp: ph\u1ea7n che m\u1eb7t v\u00e0 ph\u1ea7n l\u1ecdc. Ch\u1ecdn sai m\u1ed9t trong hai l\u00e0 h\u1ecfng c\u1ea3 b\u1ed9, v\u00e0 hai tr\u1ee5c n\u00e0y th\u01b0\u1eddng b\u1ecb g\u1ed9p l\u00e0m m\u1ed9t khi mua h\u00e0ng.<\/p>\r\n\r\n\r\n\r\n

Theo m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 c\u00f3 m\u1eb7t n\u1ea1 n\u1eeda m\u1eb7t che ph\u1ea7n m\u0169i v\u00e0 mi\u1ec7ng, th\u01b0\u1eddng s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ed1ng b\u1ee5i, h\u01a1i h\u00f3a ch\u1ea5t nh\u1eb9 ho\u1eb7c vi khu\u1ea9n. Lo\u1ea1i n\u00e0y ph\u1ed5 bi\u1ebfn trong c\u00f4ng nghi\u1ec7p nh\u1eb9, y t\u1ebf v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f3 m\u1ee9c \u0111\u1ed9 \u00f4 nhi\u1ec5m kh\u00f4ng qu\u00e1 nghi\u00eam tr\u1ecdng. V\u00ec m\u1eaft v\u1eabn h\u1edf, m\u1eb7t n\u1ea1 n\u1eeda m\u1eb7t lu\u00f4n ph\u1ea3i \u0111i k\u00e8m k\u00ednh b\u1ea3o h\u1ed9 che k\u00edn m\u1eaft<\/a> khi khu v\u1ef1c c\u00f3 h\u01a1i g\u00e2y cay m\u1eaft ho\u1eb7c nguy c\u01a1 v\u0103ng b\u1eafn.<\/p>\r\n\r\n\r\n\r\n

M\u1eb7t n\u1ea1 nguy\u00ean m\u1eb7t che c\u1ea3 v\u00f9ng m\u1eaft, n\u00ean n\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c v\u1edbi nh\u1eefng ch\u1ea5t g\u00e2y k\u00edch \u1ee9ng ni\u00eam m\u1ea1c m\u1eaft nh\u01b0 amoniac hay formaldehyde \u2014 nh\u00f3m m\u00e0 n\u1ea1 n\u1eeda m\u1eb7t k\u00e8m k\u00ednh b\u1ea3o h\u1ed9 v\u1eabn kh\u00f4ng x\u1eed l\u00fd h\u1ebft v\u00ec k\u00ednh kh\u00f4ng k\u00edn. N\u00f3 c\u0169ng cho h\u1ec7 s\u1ed1 b\u1ea3o v\u1ec7 cao h\u01a1n n\u1ea1 n\u1eeda m\u1eb7t v\u00ec \u0111\u01b0\u1eddng l\u00e0m k\u00edn ch\u1ea1y tr\u00ean tr\u00e1n v\u00e0 hai b\u00ean m\u00e1, n\u01a1i da ph\u1eb3ng v\u00e0 \u00edt c\u1eed \u0111\u1ed9ng h\u01a1n v\u00f9ng quanh m\u0169i. Ng\u01b0\u1eddi \u0111eo k\u00ednh c\u1eadn kh\u00f4ng d\u00f9ng g\u1ecdng k\u00ednh th\u01b0\u1eddng b\u00ean trong \u0111\u01b0\u1ee3c; ph\u1ea3i l\u1eafp b\u1ed9 g\u00e1 m\u1eaft k\u00ednh chuy\u00ean d\u1ee5ng g\u1eafn v\u00e0o trong th\u00e2n n\u1ea1.<\/p>\r\n\r\n\r\n\r\n

Theo h\u1ec7 th\u1ed1ng l\u1ecdc c\u00f3 m\u1eb7t n\u1ea1 kh\u00f4ng c\u00f3 phin l\u1ecdc, ch\u1ee7 y\u1ebfu l\u00e0 kh\u1ea9u trang ch\u1ed1ng b\u1ee5i, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng \u00f4 nhi\u1ec5m nh\u1eb9 nh\u01b0ng kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng l\u1ecdc kh\u00ed \u0111\u1ed9c. V\u1edbi m\u00f9i dung m\u00f4i lo\u00e3ng trong x\u01b0\u1edfng th\u00f4ng tho\u00e1ng, nhi\u1ec1u n\u01a1i ch\u1ecdn kh\u1ea9u trang than ho\u1ea1t t\u00ednh<\/a> cho ca ng\u1eafn, nh\u01b0ng \u0111\u00e2y kh\u00f4ng ph\u1ea3i thi\u1ebft b\u1ecb thay cho m\u1eb7t n\u1ea1 c\u00f3 phin khi n\u1ed3ng \u0111\u1ed9 h\u01a1i h\u00f3a ch\u1ea5t v\u01b0\u1ee3t ng\u01b0\u1ee1ng. M\u1eb7t n\u1ea1 c\u00f3 phin l\u1ecdc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00e1c b\u1ed9 l\u1ecdc kh\u00ed chuy\u00ean d\u1ee5ng, c\u00f3 th\u1ec3 thay th\u1ebf phin l\u1ecdc khi h\u1ebft h\u1ea1n. \u0110\u00e2y l\u00e0 lo\u1ea1i m\u1eb7t n\u1ea1 ph\u1ed5 bi\u1ebfn trong m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c \u0111\u1ed9c h\u1ea1i.<\/p>\r\n\r\n\r\n\r\n

Theo kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u00f3 m\u1eb7t n\u1ea1 l\u1ecdc b\u1ee5i d\u00e0nh cho m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec1u b\u1ee5i m\u1ecbn, kh\u00f4ng kh\u00ed \u00f4 nhi\u1ec5m nh\u01b0ng kh\u00f4ng ch\u1ee9a kh\u00ed \u0111\u1ed9c. M\u1eb7t n\u1ea1 l\u1ecdc kh\u00ed \u0111\u1ed9c \u0111\u01b0\u1ee3c trang b\u1ecb phin l\u1ecdc chuy\u00ean d\u1ee5ng gi\u00fap lo\u1ea1i b\u1ecf h\u01a1i h\u00f3a ch\u1ea5t, kh\u00ed \u0111\u1ed9c nh\u01b0 amoniac, clo, formaldehyde. M\u1ed7i nh\u00f3m kh\u00ed \u1ee9ng v\u1edbi m\u1ed9t m\u00e3 phin ri\u00eang, v\u00e0 phin thu\u1ed9c nh\u00f3m n\u00e0y kh\u00f4ng gi\u1eef \u0111\u01b0\u1ee3c kh\u00ed thu\u1ed9c nh\u00f3m kia. M\u1eb7t n\u1ea1 ch\u1ed1ng sinh h\u1ecdc d\u00f9ng \u0111\u1ec3 l\u1ecdc vi khu\u1ea9n, virus trong m\u00f4i tr\u01b0\u1eddng y t\u1ebf ho\u1eb7c d\u1ecbch b\u1ec7nh nguy hi\u1ec3m.<\/p>\r\n\r\n\r\n\r\n

V\u1edbi phin gi\u1eef h\u1ea1t, h\u1ec7 ch\u00e2u \u00c2u \u0111\u00e1nh ba m\u1ee9c t\u1eeb th\u1ea5p \u0111\u1ebfn cao, m\u1ee9c cao nh\u1ea5t d\u00f9ng cho b\u1ee5i \u0111\u1ed9c v\u00e0 b\u1ee5i c\u00f3 ho\u1ea1t t\u00ednh sinh h\u1ecdc. \u0110\u00e1ng ch\u00fa \u00fd l\u00e0 phin gi\u1eef h\u1ea1t c\u00f3 th\u1ec3 l\u1eafp ch\u1ed3ng l\u00ean phin than \u0111\u1ec3 l\u1ecdc c\u1ea3 hai th\u1ee9 c\u00f9ng l\u00fac \u2014 c\u1ea7n thi\u1ebft khi phun s\u01a1n, v\u00ec trong bu\u1ed3ng phun c\u00f3 c\u1ea3 h\u01a1i dung m\u00f4i l\u1eabn h\u1ea1t s\u01a1n l\u01a1 l\u1eedng, v\u00e0 m\u1ed9t lo\u1ea1i phin \u0111\u01a1n l\u1ebb ch\u1ec9 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c m\u1ed9t n\u1eeda.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m Tra Ti\u00eau Chu\u1ea9n An To\u00e0n<\/h3>\r\n\r\n\r\n\r\n

M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t khi ch\u1ecdn mua m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c l\u00e0 ki\u1ec3m tra c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n. M\u1ed9t s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ea1t chu\u1ea9n c\u00f3 th\u1ec3 kh\u00f4ng mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 th\u1ef1c s\u1ef1, khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed1i m\u1eb7t v\u1edbi r\u1ee7i ro khi ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9c h\u1ea1i.<\/p>\r\n\r\n\r\n\r\n

Hi\u1ec7n nay, tr\u00ean th\u1ebf gi\u1edbi c\u00f3 nhi\u1ec1u t\u1ed5 ch\u1ee9c \u0111\u01b0a ra c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n cho m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ch\u1ee9ng nh\u1eadn ph\u1ed5 bi\u1ebfn m\u00e0 b\u1ea1n n\u00ean quan t\u00e2m khi ch\u1ecdn mua:<\/p>\r\n\r\n\r\n\r\n

Ti\u00eau chu\u1ea9n NIOSH l\u00e0 Vi\u1ec7n An to\u00e0n v\u00e0 S\u1ee9c kh\u1ecfe Ngh\u1ec1 nghi\u1ec7p Hoa K\u1ef3, chuy\u00ean nghi\u00ean c\u1ee9u v\u00e0 c\u1ea5p ch\u1ee9ng nh\u1eadn cho c\u00e1c thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n, trong \u0111\u00f3 c\u00f3 m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c. C\u00e1c m\u1eb7t n\u1ea1 \u0111\u1ea1t chu\u1ea9n NIOSH \u0111\u01b0\u1ee3c ki\u1ec3m tra nghi\u00eam ng\u1eb7t v\u1ec1 kh\u1ea3 n\u0103ng l\u1ecdc b\u1ee5i m\u1ecbn, kh\u00ed \u0111\u1ed9c, h\u01a1i h\u00f3a ch\u1ea5t v\u00e0 \u0111\u1ed9 k\u00edn kh\u00edt khi s\u1eed d\u1ee5ng.<\/p>\r\n\r\n\r\n\r\n

Trong \u0111\u00f3, N95 l\u00e0 lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t, l\u1ecdc \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t 95% h\u1ea1t b\u1ee5i m\u1ecbn, vi khu\u1ea9n v\u00e0 virus l\u01a1 l\u1eedng trong kh\u00f4ng kh\u00ed. K\u00fd hi\u1ec7u n\u00e0y ch\u1ec9 n\u00f3i v\u1ec1 kh\u1ea3 n\u0103ng gi\u1eef H\u1ea0T: h\u01a1i dung m\u00f4i v\u00e0 kh\u00ed \u0111\u1ed9c \u0111i xuy\u00ean qua l\u1edbp l\u1ecdc N95 g\u1ea7n nh\u01b0 nguy\u00ean v\u1eb9n, n\u00ean khu v\u1ef1c c\u00f3 h\u01a1i h\u00f3a ch\u1ea5t ph\u1ea3i l\u1eafp phin h\u1ea5p th\u1ee5 mang \u0111\u00fang m\u00e3 kh\u00ed, ho\u1eb7c phin t\u1ed5 h\u1ee3p gh\u00e9p c\u1ea3 l\u1edbp gi\u1eef h\u1ea1t l\u1eabn l\u1edbp h\u1ea5p th\u1ee5.<\/p>\r\n\r\n\r\n\r\n

Ti\u00eau chu\u1ea9n EN Ch\u00e2u \u00c2u c\u0169ng c\u00f3 c\u00e1c quy chu\u1ea9n nghi\u00eam ng\u1eb7t \u0111\u1ed1i v\u1edbi m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c, \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi \u1ee6y ban Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u (CEN). C\u00e1c ti\u00eau chu\u1ea9n ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\r\n\r\n\r\n\r\n

EN 136: Ti\u00eau chu\u1ea9n d\u00e0nh cho m\u1eb7t n\u1ea1 nguy\u00ean m\u1eb7t (full-face mask), \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng c\u00f3 h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i ho\u1eb7c kh\u00ed nguy hi\u1ec3m.<\/p>\r\n\r\n\r\n\r\n

EN 140: Ti\u00eau chu\u1ea9n d\u00e0nh cho m\u1eb7t n\u1ea1 n\u1eeda m\u1eb7t (half-face mask), th\u01b0\u1eddng d\u00f9ng trong c\u00f4ng nghi\u1ec7p ho\u1eb7c m\u00f4i tr\u01b0\u1eddng c\u00f3 m\u1ee9c \u0111\u1ed9 \u00f4 nhi\u1ec5m v\u1eeba ph\u1ea3i.<\/p>\r\n\r\n\r\n\r\n

C\u00e1c ti\u00eau chu\u1ea9n n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 c\u1ee7a m\u1eb7t n\u1ea1 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. N\u1ebfu b\u1ea1n l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p n\u1eb7ng ho\u1eb7c h\u00f3a ch\u1ea5t nguy hi\u1ec3m, n\u00ean ch\u1ecdn m\u1eb7t n\u1ea1 \u0111\u1ea1t ti\u00eau chu\u1ea9n EN 136 ho\u1eb7c EN 140 \u0111\u1ec3 c\u00f3 s\u1ef1 b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n h\u01a1n.<\/p>\r\n\r\n\r\n\r\n

\u1ede Vi\u1ec7t Nam, c\u00e1ch ki\u1ec3m nhanh l\u00e0 y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p xu\u1ea5t tr\u00ecnh t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a h\u00e3ng, trong \u0111\u00f3 n\u00eau r\u00f5 th\u00e2n m\u1eb7t n\u1ea1 th\u1eed theo ti\u00eau chu\u1ea9n n\u00e0o v\u00e0 phin l\u1ecdc thu\u1ed9c nh\u00f3m kh\u00ed n\u00e0o. M\u1ed9t d\u00f2ng ch\u1eef chung chung ki\u1ec3u \u0111\u1ea1t ti\u00eau chu\u1ea9n an to\u00e0n m\u00e0 kh\u00f4ng k\u00e8m s\u1ed1 hi\u1ec7u c\u1ee5 th\u1ec3 th\u00ec kh\u00f4ng d\u00f9ng \u0111\u1ec3 nghi\u1ec7m thu l\u00f4 h\u00e0ng \u0111\u01b0\u1ee3c, v\u00ec kh\u00f4ng c\u00f3 g\u00ec \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\r\n\r\n\r\n\r\n

M\u1ed9t chi ti\u1ebft c\u1ea7n h\u1ecfi tr\u01b0\u1edbc khi ch\u1ed1t l\u00f4: ren l\u1eafp phin theo chu\u1ea9n n\u00e0o. Nhi\u1ec1u h\u00e3ng d\u00f9ng ren ti\u00eau chu\u1ea9n n\u00ean phin c\u1ee7a h\u00e3ng kh\u00e1c v\u1eb7n v\u00e0o \u0111\u01b0\u1ee3c, nh\u01b0ng c\u0169ng c\u00f3 h\u00e3ng l\u00e0m ng\u00e0m ri\u00eang v\u00e0 ch\u1ec9 nh\u1eadn phin c\u00f9ng h\u00e3ng. Ch\u1ecdn ph\u1ea3i m\u1eabu ng\u00e0m ri\u00eang ngh\u0129a l\u00e0 bu\u1ed9c mua phin c\u1ee7a \u0111\u00fang h\u00e3ng \u0111\u00f3 su\u1ed1t v\u00f2ng \u0111\u1eddi thi\u1ebft b\u1ecb, v\u00e0 \u0111\u00f3 l\u00e0 kho\u1ea3n chi l\u1eb7p l\u1ea1i l\u1edbn h\u01a1n ti\u1ec1n mua th\u00e2n n\u1ea1 ban \u0111\u1ea7u.<\/p>\r\n\r\n\r\n\r\n

\"M\u1eb7t
Ren l\u1eafp phin ph\u1ea3i kh\u1edbp v\u1edbi chu\u1ea9n c\u1ee7a h\u00e3ng, phin kh\u00e1c chu\u1ea9n kh\u00f4ng v\u1eb7n v\u00e0o \u0111\u01b0\u1ee3c<\/em><\/figcaption><\/figure>\r\n\r\n\r\n\r\n

Khi so hai b\u00e1o gi\u00e1, n\u00ean t\u00ednh chi ph\u00ed theo n\u0103m ch\u1ee9 kh\u00f4ng theo b\u1ed9: ti\u1ec1n th\u00e2n n\u1ea1 ch\u1ec9 tr\u1ea3 m\u1ed9t l\u1ea7n, c\u00f2n ti\u1ec1n phin tr\u1ea3 l\u1ea1i m\u1ed7i th\u00e1ng. M\u1ed9t b\u1ed9 th\u00e2n n\u1ea1 r\u1ebb h\u01a1n nh\u01b0ng \u0103n phin \u0111\u1eaft v\u00e0 ch\u1ec9 d\u00f9ng \u0111\u01b0\u1ee3c phin \u0111\u1ed9c quy\u1ec1n s\u1ebd v\u01b0\u1ee3t xa b\u1ed9 \u0111\u1eaft h\u01a1n ngay trong n\u0103m th\u1ee9 hai. Con s\u1ed1 c\u1ea7n l\u1ea5y t\u1eeb nh\u00e0 cung c\u1ea5p l\u00e0 gi\u00e1 m\u1ed9t c\u1eb7p phin v\u00e0 s\u1ed1 gi\u1edd \u0111eo m\u00e0 h\u00e3ng c\u00f4ng b\u1ed1 cho phin \u0111\u00f3 \u1edf n\u1ed3ng \u0111\u1ed9 t\u01b0\u01a1ng \u1ee9ng.<\/p>\r\n\r\n\r\n\r\n

S\u00e1u B\u01b0\u1edbc \u0110eo M\u1eb7t N\u1ea1 V\u00e0 Ph\u00e9p Th\u1eed K\u00edn Kh\u00ed<\/h2>\r\n\r\n\r\n\r\n

Ki\u1ec3m Tra M\u1eb7t N\u1ea1 Tr\u01b0\u1edbc Khi S\u1eed D\u1ee5ng<\/h3>\r\n\r\n\r\n\r\n

Quy tr\u00ecnh ki\u1ec3m tr\u01b0\u1edbc khi \u0111eo m\u1ea5t ch\u01b0a t\u1edbi m\u1ed9t ph\u00fat v\u00e0 n\u00ean l\u00e0m \u1edf n\u01a1i c\u00f3 \u00e1nh s\u00e1ng, b\u00ean ngo\u00e0i khu v\u1ef1c nguy hi\u1ec3m. \u0110i\u1ec3m c\u1ea7n nh\u1edb: ki\u1ec3m \u1edf trong khu v\u1ef1c \u0111\u00e3 nhi\u1ec5m th\u00ec \u0111\u00e3 mu\u1ed9n, v\u00ec ph\u00e1t hi\u1ec7n h\u1ecfng l\u00fac \u0111\u00f3 ngh\u0129a l\u00e0 ng\u01b0\u1eddi th\u1ee3 \u0111\u00e3 h\u00edt v\u00e0i h\u01a1i kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m tra t\u1ed5ng th\u1ec3 m\u1eb7t n\u1ea1, h\u00e3y quan s\u00e1t t\u1ed5ng th\u1ec3 m\u1eb7t n\u1ea1 \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 d\u1ea5u hi\u1ec7u h\u01b0 h\u1ecfng n\u00e0o. Ki\u1ec3m tra xem ph\u1ea7n v\u1ecf nh\u1ef1a ho\u1eb7c cao su c\u1ee7a m\u1eb7t n\u1ea1 c\u00f3 b\u1ecb n\u1ee9t, r\u00e1ch hay bi\u1ebfn d\u1ea1ng kh\u00f4ng. N\u1ebfu m\u1eb7t n\u1ea1 c\u00f3 c\u00e1c b\u1ed9 ph\u1eadn b\u1eb1ng kim lo\u1ea1i, h\u00e3y \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 d\u1ea5u hi\u1ec7u r\u1ec9 s\u00e9t ho\u1eb7c \u0103n m\u00f2n. \u0110\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i m\u1eb7t n\u1ea1 c\u00f3 k\u00ednh b\u1ea3o h\u1ed9, h\u00e3y ki\u1ec3m tra xem k\u00ednh c\u00f3 b\u1ecb tr\u1ea7y x\u01b0\u1edbc l\u00e0m gi\u1ea3m t\u1ea7m nh\u00ecn hay kh\u00f4ng.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m tra van h\u00edt v\u00e0 van th\u1edf, c\u00e1c van n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111i\u1ec1u ti\u1ebft lu\u1ed3ng kh\u00ed ra v\u00e0o m\u1eb7t n\u1ea1. H\u00e3y th\u00e1o nh\u1eb9 van h\u00edt v\u00e0 van th\u1edf \u0111\u1ec3 ki\u1ec3m tra xem c\u00f3 b\u1ee5i b\u1ea9n, m\u1ea3nh v\u1ee5n ho\u1eb7c v\u1eadt c\u1ea3n n\u00e0o l\u00e0m t\u1eafc ngh\u1ebdn kh\u00f4ng. N\u1ebfu c\u00f3, h\u00e3y l\u00e0m s\u1ea1ch b\u1eb1ng v\u1ea3i m\u1ec1m ho\u1eb7c n\u01b0\u1edbc s\u1ea1ch v\u00e0 \u0111\u1ec3 kh\u00f4 t\u1ef1 nhi\u00ean tr\u01b0\u1edbc khi l\u1eafp l\u1ea1i. \u0110\u1ea3m b\u1ea3o r\u1eb1ng van kh\u00f4ng b\u1ecb cong v\u00eanh hay c\u00f3 v\u1ebft r\u00e1ch, v\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t l\u1ecdc kh\u00ed.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m tra b\u1ed9 l\u1ecdc ho\u1eb7c h\u1ed9p l\u1ecdc, b\u1ed9 l\u1ecdc ho\u1eb7c h\u1ed9p l\u1ecdc l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c, gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t b\u1ee5i, kh\u00ed \u0111\u1ed9c v\u00e0 h\u01a1i h\u00f3a ch\u1ea5t. \u0110\u1ecdc m\u00e3 ch\u1eef v\u00e0 s\u1ed1 tr\u00ean v\u1ecf phin r\u1ed3i \u0111\u1ed1i chi\u1ebfu v\u1edbi danh s\u00e1ch ho\u00e1 ch\u1ea5t t\u1ea1i v\u1ecb tr\u00ed s\u1eafp v\u00e0o, ch\u1ee9 kh\u00f4ng ch\u1ec9 nh\u00ecn phin c\u00f2n m\u1edbi hay c\u0169 \u2014 hai chi\u1ebfc phin tr\u00f4ng gi\u1ed1ng h\u1ec7t nhau nh\u01b0ng kh\u00e1c m\u1ed9t ch\u1eef c\u00e1i s\u1ebd cho hai k\u1ebft qu\u1ea3 kh\u00e1c h\u1eb3n. Ti\u1ebfp \u0111\u00f3 xem ng\u00e0y s\u1ea3n xu\u1ea5t in tr\u00ean v\u1ecf v\u00e0 ng\u00e0y m\u1edf bao b\u00ec m\u00e0 ng\u01b0\u1eddi d\u00f9ng tr\u01b0\u1edbc ghi tay l\u00ean; thi\u1ebfu d\u00f2ng ghi tay \u0111\u00f3 th\u00ec kh\u00f4ng bi\u1ebft phin \u0111\u00e3 ti\u1ebfp x\u00fac kh\u00f4ng kh\u00ed bao l\u00e2u, v\u00e0 c\u00e1ch x\u1eed l\u00fd an to\u00e0n l\u00e0 b\u1ecf \u0111i. Khi th\u1ea5y b\u1ed9 l\u1ecdc c\u00f3 d\u1ea5u hi\u1ec7u b\u1ecb b\u00e1m b\u1ea9n qu\u00e1 m\u1ee9c ho\u1eb7c h\u01b0 h\u1ecfng, h\u00e3y thay ngay b\u1ed9 l\u1ecdc m\u1edbi.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m d\u00e2y \u0111eo: d\u00e2y cao su gi\u00e3n d\u1ea7n theo s\u1ed1 l\u1ea7n k\u00e9o v\u00e0 kh\u00f4ng co l\u1ea1i v\u1ec1 chi\u1ec1u d\u00e0i ban \u0111\u1ea7u, n\u00ean chi\u1ebfc n\u1ea1 th\u00e1ng tr\u01b0\u1edbc c\u00f2n \u00f4m s\u00e1t th\u00ec th\u00e1ng n\u00e0y \u0111\u00e3 l\u1ecfng m\u00e0 ng\u01b0\u1eddi \u0111eo kh\u00f4ng nh\u1eadn ra v\u00ec thay \u0111\u1ed5i di\u1ec5n ra t\u1eeb t\u1eeb. C\u00e1ch \u0111o l\u00e0 so v\u1edbi m\u1ed9t d\u00e2y m\u1edbi c\u00f9ng m\u00e3: ch\u00eanh l\u1ec7ch chi\u1ec1u d\u00e0i \u1edf tr\u1ea1ng th\u00e1i bu\u00f4ng t\u1ef1 do cho bi\u1ebft d\u00e2y \u0111\u00e3 gi\u00e3n t\u1edbi \u0111\u00e2u. D\u00e2y gi\u00e3n l\u00e0 v\u1eadt t\u01b0 thay ri\u00eang \u0111\u01b0\u1ee3c, r\u1ebb h\u01a1n nhi\u1ec1u so v\u1edbi thay c\u1ea3 th\u00e2n n\u1ea1.<\/p>\r\n\r\n\r\n\r\n

B\u1ed1n m\u1ee5c tr\u00ean n\u00ean in th\u00e0nh th\u1ebb nh\u1ecf treo c\u1ea1nh t\u1ee7 \u0111\u1ec3 n\u1ea1, v\u00e0 ng\u01b0\u1eddi ki\u1ec3m k\u00fd v\u00e0o s\u1ed5 theo ng\u00e0y. S\u1ed5 n\u00e0y kh\u00f4ng ph\u1ea3i th\u1ee7 t\u1ee5c h\u00ecnh th\u1ee9c: n\u00f3 l\u00e0 th\u1ee9 duy nh\u1ea5t cho bi\u1ebft m\u1ed9t chi\u1ebfc n\u1ea1 c\u1ee5 th\u1ec3 \u0111\u00e3 bao l\u00e2u ch\u01b0a \u0111\u01b0\u1ee3c ai soi t\u1edbi.<\/p>\r\n\r\n\r\n\n

\"M\u1eb7t
Ki\u1ec3u tr\u00f9m \u0111\u1ea7u che lu\u00f4n v\u00f9ng m\u1eaft, d\u00f9ng khi khu v\u1ef1c c\u00f3 h\u01a1i g\u00e2y k\u00edch \u1ee9ng ni\u00eam m\u1ea1c<\/em><\/figcaption><\/figure>\n\n\n\r\n

C\u00e1ch \u0110eo M\u1eb7t N\u1ea1 \u0110\u00fang Quy Tr\u00ecnh<\/h3>\r\n\r\n\r\n\r\n

Th\u1ee9 t\u1ef1 c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e2y kh\u00f4ng tu\u1ef3 ti\u1ec7n: m\u1ed7i b\u01b0\u1edbc t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho b\u01b0\u1edbc sau. \u0110\u1eb7c bi\u1ec7t, ph\u00e9p th\u1eed k\u00edn ph\u1ea3i n\u1eb1m sau b\u01b0\u1edbc si\u1ebft d\u00e2y v\u00e0 tr\u01b0\u1edbc b\u01b0\u1edbc b\u01b0\u1edbc v\u00e0o khu v\u1ef1c, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0m cho c\u00f3 sau khi \u0111\u00e3 v\u00e0o t\u1edbi n\u01a1i.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 1: V\u1ec7 sinh tay v\u00e0 m\u1eb7t tr\u01b0\u1edbc khi \u0111eo<\/p>\r\n\r\n\r\n\r\n

Tr\u01b0\u1edbc khi \u0111eo m\u1eb7t n\u1ea1, h\u00e3y r\u1eeda tay s\u1ea1ch b\u1eb1ng x\u00e0 ph\u00f2ng ho\u1eb7c dung d\u1ecbch s\u00e1t khu\u1ea9n \u0111\u1ec3 tr\u00e1nh l\u00e0m b\u1ea9n b\u1ed9 l\u1ecdc. N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y lau s\u1ea1ch v\u00f9ng da m\u1eb7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 khu v\u1ef1c xung quanh m\u0169i v\u00e0 mi\u1ec7ng \u0111\u1ec3 gi\u00fap m\u1eb7t n\u1ea1 \u00f4m s\u00e1t h\u01a1n. N\u1ebfu b\u1ea1n c\u00f3 r\u00e2u ho\u1eb7c t\u00f3c d\u00e0i, h\u00e3y \u0111\u1ea3m b\u1ea3o ch\u00fang kh\u00f4ng c\u1ea3n tr\u1edf ph\u1ea7n vi\u1ec1n m\u1eb7t n\u1ea1 \u0111\u1ec3 tr\u00e1nh t\u1ea1o khe h\u1edf.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 2: \u0110\u1ecbnh v\u1ecb m\u1eb7t n\u1ea1 l\u00ean khu\u00f4n m\u1eb7t<\/p>\r\n\r\n\r\n\r\n

\u0110\u1ed1i v\u1edbi m\u1eb7t n\u1ea1 n\u1eeda m\u1eb7t: \u0110\u1eb7t ph\u1ea7n l\u1ecdc kh\u00ed ho\u1eb7c h\u1ed9p l\u1ecdc v\u00e0o \u0111\u00fang v\u1ecb tr\u00ed tr\u01b0\u1edbc m\u0169i v\u00e0 mi\u1ec7ng, sau \u0111\u00f3 k\u00e9o d\u00e2y \u0111eo qua \u0111\u1ea7u.<\/p>\r\n\r\n\r\n\r\n

\u0110\u1ed1i v\u1edbi m\u1eb7t n\u1ea1 nguy\u00ean m\u1eb7t: \u0110\u01b0a m\u1eb7t n\u1ea1 v\u00e0o v\u1ecb tr\u00ed ph\u00f9 h\u1ee3p, \u0111\u1ea3m b\u1ea3o k\u00ednh b\u1ea3o h\u1ed9 kh\u00f4ng b\u1ecb tr\u01b0\u1ee3t ho\u1eb7c l\u1ec7ch kh\u1ecfi m\u1eaft.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 3: \u0110i\u1ec1u ch\u1ec9nh d\u00e2y \u0111eo<\/p>\r\n\r\n\r\n\r\n

Si\u1ebft c\u1eb7p d\u00e2y d\u01b0\u1edbi g\u00e1y tr\u01b0\u1edbc, r\u1ed3i m\u1edbi t\u1edbi c\u1eb7p d\u00e2y tr\u00ean \u0111\u1ec9nh \u0111\u1ea7u, v\u00e0 si\u1ebft \u0111\u1ed1i x\u1ee9ng hai b\u00ean b\u1eb1ng c\u1ea3 hai tay c\u00f9ng l\u00fac. Si\u1ebft c\u1eb7p tr\u00ean tr\u01b0\u1edbc s\u1ebd k\u00e9o th\u00e2n n\u1ea1 tr\u01b0\u1ee3t l\u00ean, \u0111\u1ec3 h\u1edf \u0111\u01b0\u1eddng vi\u1ec1n d\u01b0\u1edbi c\u1eb1m \u2014 ch\u1ed7 hay r\u00f2 nh\u1ea5t tr\u00ean n\u1ea1 n\u1eeda m\u1eb7t. D\u1ea5u hi\u1ec7u si\u1ebft qu\u00e1 tay l\u00e0 v\u1ec7t h\u1eb1n s\u00e2u c\u00f2n in tr\u00ean da h\u01a1n m\u01b0\u1eddi ph\u00fat sau khi th\u00e1o; si\u1ebft ch\u1eb7t h\u01a1n kh\u00f4ng l\u00e0m n\u1ea1 k\u00edn h\u01a1n, ch\u1ec9 l\u00e0m ng\u01b0\u1eddi \u0111eo b\u1ecf n\u1ea1 ra s\u1edbm h\u01a1n.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 4: Ki\u1ec3m tra \u0111\u1ed9 k\u00edn kh\u00edt<\/p>\r\n\r\n\r\n\r\n

M\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 k\u00edn kh\u00edt c\u1ee7a m\u1eb7t n\u1ea1 l\u00e0 th\u1ef1c hi\u1ec7n ki\u1ec3m tra \u00e1p su\u1ea5t d\u01b0\u01a1ng v\u00e0 \u00e2m:<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m tra \u00e1p su\u1ea5t \u00e2m: D\u00f9ng tay b\u1ecbt k\u00edn b\u1ed9 l\u1ecdc ho\u1eb7c h\u1ed9p l\u1ecdc, sau \u0111\u00f3 h\u00edt v\u00e0o th\u1eadt s\u00e2u. N\u1ebfu m\u1eb7t n\u1ea1 \u00f4m ch\u1eb7t l\u1ea5y khu\u00f4n m\u1eb7t v\u00e0 kh\u00f4ng c\u00f3 kh\u00f4ng kh\u00ed l\u1ecdt v\u00e0o, ngh\u0129a l\u00e0 n\u00f3 \u0111\u00e3 k\u00edn kh\u00edt.<\/p>\r\n\r\n\r\n\r\n

Ki\u1ec3m tra \u00e1p su\u1ea5t d\u01b0\u01a1ng: D\u00f9ng tay che van th\u1edf, sau \u0111\u00f3 th\u1edf ra nh\u1eb9 nh\u00e0ng. N\u1ebfu m\u1eb7t n\u1ea1 ph\u1ed3ng l\u00ean m\u00e0 kh\u00f4ng c\u00f3 kh\u00ed tho\u00e1t ra ngo\u00e0i t\u1eeb c\u00e1c m\u00e9p, \u0111i\u1ec1u \u0111\u00f3 ch\u1ee9ng t\u1ecf m\u1eb7t n\u1ea1 \u0111ang k\u00edn kh\u00edt.<\/p>\n\n\n\n

Hai ph\u00e9p th\u1eed v\u1eeba n\u00eau ch\u1ec9 l\u00e0 ph\u1ea7n t\u1ef1 ki\u1ec3m tr\u01b0\u1edbc m\u1ed7i l\u1ea7n \u0111eo. C\u00f2n m\u1ed9t ph\u00e9p n\u1eefa n\u1eb1m \u1edf t\u1ea7ng tr\u00ean v\u00e0 th\u01b0\u1eddng b\u1ecb b\u1ecf h\u1eb3n: ph\u00e9p th\u1eed \u0111\u1ed9 v\u1eeba khu\u00f4n m\u1eb7t, l\u00e0m b\u1eb1ng ch\u1ea5t ch\u1ec9 th\u1ecb m\u00f9i ho\u1eb7c b\u1eb1ng m\u00e1y \u0111\u1ebfm h\u1ea1t, ph\u1ea3i ch\u1ea1y tr\u01b0\u1edbc khi c\u1ea5p chi\u1ebfc n\u1ea1 \u0111\u1ea7u ti\u00ean cho m\u1ed9t ng\u01b0\u1eddi v\u00e0 l\u1eb7p l\u1ea1i \u0111\u1ecbnh k\u1ef3 sau \u0111\u00f3. 29 CFR 1910.134 v\u1ec1 b\u1ea3o v\u1ec7 h\u00f4 h\u1ea5p<\/a> t\u00e1ch b\u1ea1ch hai vi\u1ec7c n\u00e0y, \u0111\u1ed3ng th\u1eddi \u0111\u1ecbnh ngh\u0129a h\u1ec7 s\u1ed1 b\u1ea3o v\u1ec7 quy \u0111\u1ecbnh \u2014 con s\u1ed1 cho bi\u1ebft m\u1ed9t ki\u1ec3u n\u1ea1 k\u00e9o n\u1ed3ng \u0111\u1ed9 h\u00edt v\u00e0o xu\u1ed1ng \u0111\u01b0\u1ee3c bao nhi\u00eau l\u1ea7n so v\u1edbi kh\u00f4ng kh\u00ed xung quanh. Kh\u00f4ng c\u00f3 ph\u00e9p th\u1eed \u0111\u1ed9 v\u1eeba th\u00ec c\u1ee1 n\u1ea1 v\u1eabn l\u00e0 ph\u1ecfng \u0111o\u00e1n, k\u1ec3 c\u1ea3 khi ng\u01b0\u1eddi \u0111eo b\u1ecbt tay th\u1ea5y k\u00edn.<\/p>\r\n\r\n\r\n\r\n

N\u1ebfu b\u1ea1n c\u1ea3m th\u1ea5y kh\u00f4ng kh\u00ed l\u1ecdt v\u00e0o ho\u1eb7c m\u1eb7t n\u1ea1 kh\u00f4ng \u00f4m s\u00e1t, h\u00e3y \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i d\u00e2y \u0111eo ho\u1eb7c th\u1eed m\u1ed9t k\u00edch c\u1ee1 kh\u00e1c.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 5: Ki\u1ec3m tra s\u1ef1 tho\u1ea3i m\u00e1i khi s\u1eed d\u1ee5ng<\/p>\r\n\r\n\r\n\r\n

Sau khi th\u1eed k\u00edn, h\u00e3y l\u00e0m m\u1ed9t v\u00f2ng c\u00e1c \u0111\u1ed9ng t\u00e1c s\u1ebd th\u1ef1c hi\u1ec7n trong ca: c\u00fai xu\u1ed1ng, ng\u1ea9ng l\u00ean, quay \u0111\u1ea7u hai b\u00ean v\u00e0 n\u00f3i m\u1ed9t c\u00e2u d\u00e0i. N\u00f3i l\u00e0 \u0111\u1ed9ng t\u00e1c ph\u00e1 k\u00edn m\u1ea1nh nh\u1ea5t v\u00ec n\u00f3 k\u00e9o c\u01a1 m\u1eb7t v\u00e0 l\u00e0m vi\u1ec1n n\u1ea1 tr\u01b0\u1ee3t tr\u00ean da; nhi\u1ec1u chi\u1ebfc n\u1ea1 \u0111\u1ea1t ph\u00e9p th\u1eed khi \u0111\u1ee9ng im nh\u01b0ng h\u1edf ngay khi ng\u01b0\u1eddi \u0111eo trao \u0111\u1ed5i c\u00f4ng vi\u1ec7c. N\u1ebfu v\u1ecb tr\u00ed \u0111\u00f3 c\u1ea7n n\u00f3i nhi\u1ec1u, ph\u1ea3i ch\u1ecdn ki\u1ec3u n\u1ea1 c\u00f3 m\u00e0ng n\u00f3i ho\u1eb7c chuy\u1ec3n sang b\u1ed9 \u0111\u00e0m ngo\u00e0i.<\/p>\r\n\r\n\r\n\r\n

B\u01b0\u1edbc 6: Kh\u00f4ng ch\u1ea1m tay v\u00e0o m\u1eb7t n\u1ea1 khi s\u1eed d\u1ee5ng<\/p>\r\n\r\n\r\n\r\n

Trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c ho\u1eb7c di chuy\u1ec3n trong m\u00f4i tr\u01b0\u1eddng \u00f4 nhi\u1ec5m, kh\u00f4ng n\u00ean ch\u1ea1m tay v\u00e0o b\u1ec1 m\u1eb7t ngo\u00e0i c\u1ee7a m\u1eb7t n\u1ea1 \u0111\u1ec3 tr\u00e1nh l\u00e0m b\u1ea9n ho\u1eb7c gi\u1ea3m hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7. N\u1ebfu c\u1ea7n th\u00e1o m\u1eb7t n\u1ea1, h\u00e3y r\u1eeda tay s\u1ea1ch tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n.<\/p>\r\n\r\n\r\n\r\n

Th\u1ee9 t\u1ef1 th\u00e1o n\u1ea1 c\u0169ng c\u00f3 quy t\u1eafc v\u00e0 hay b\u1ecb b\u1ecf: ra kh\u1ecfi khu v\u1ef1c nhi\u1ec5m, \u0111i t\u1edbi n\u01a1i tho\u00e1ng, th\u00e1o n\u1ea1 b\u1eb1ng c\u00e1ch c\u1ea7m d\u00e2y \u0111eo ch\u1ee9 kh\u00f4ng c\u1ea7m th\u00e2n n\u1ea1, v\u00ec m\u1eb7t ngo\u00e0i th\u00e2n n\u1ea1 v\u00e0 m\u1eb7t ngo\u00e0i phin l\u00e0 hai ch\u1ed7 b\u00e1m nhi\u1ec1u ho\u00e1 ch\u1ea5t nh\u1ea5t. Sau \u0111\u00f3 r\u1eeda tay tr\u01b0\u1edbc khi ch\u1ea1m v\u00e0o m\u1eb7t. Th\u00e1o n\u1ea1 ngay t\u1ea1i ch\u1ed7 l\u00e0m \u0111\u1ec3 n\u00f3i m\u1ed9t c\u00e2u r\u1ed3i \u0111eo l\u1ea1i l\u00e0 t\u00ecnh hu\u1ed1ng ph\u01a1i nhi\u1ec5m ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 kh\u00f4ng ai ghi v\u00e0o s\u1ed5 tai n\u1ea1n.<\/p>\r\n\r\n\r\n\r\n

V\u1ec7 Sinh, Thay Phin V\u00e0 C\u1ea5t Gi\u1eef Sau Ca L\u00e0m Vi\u1ec7c<\/h2>\r\n\r\n\r\n\r\n

V\u1ec7 sinh n\u1ea1 c\u00f3 m\u1ed9t nguy\u00ean t\u1eafc chi ph\u1ed1i m\u1ecdi thao t\u00e1c: n\u01b0\u1edbc v\u00e0 x\u00e0 ph\u00f2ng ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ea1m v\u00e0o th\u00e2n n\u1ea1, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng ch\u1ea1m v\u00e0o phin. L\u1edbp than ho\u1ea1t t\u00ednh g\u1eb7p n\u01b0\u1edbc s\u1ebd b\u1ecb n\u01b0\u1edbc chi\u1ebfm ch\u1ed7 trong c\u00e1c l\u1ed7 x\u1ed1p v\u00e0 m\u1ea5t ph\u1ea7n l\u1edbn dung l\u01b0\u1ee3ng h\u1ea5p ph\u1ee5, c\u00f2n l\u1edbp gi\u1eef h\u1ea1t t\u00edch \u0111i\u1ec7n th\u00ec m\u1ea5t \u0111i\u1ec7n t\u00edch khi \u01b0\u1edbt. M\u1ed9t chi\u1ebfc phin b\u1ecb r\u1eeda tr\u00f4ng v\u1eabn nguy\u00ean v\u1eb9n nh\u01b0ng \u0111\u00e3 h\u1ecfng, v\u00e0 \u0111\u00e2y l\u00e0 ki\u1ec3u h\u01b0 h\u1ea1i thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 h\u00f4 h\u1ea5p<\/a> kh\u00f4ng c\u00f3 d\u1ea5u hi\u1ec7u n\u00e0o nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\r\n\r\n\r\n\r\n

Sau m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng, b\u1ea1n n\u00ean v\u1ec7 sinh m\u1eb7t n\u1ea1 \u0111\u1ec3 lo\u1ea1i b\u1ecf b\u1ee5i b\u1ea9n, h\u00f3a ch\u1ea5t ho\u1eb7c vi khu\u1ea9n b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t. \u0110\u1ea7u ti\u00ean, h\u00e3y th\u00e1o r\u1eddi c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 b\u1ed9 l\u1ecdc, van th\u1edf v\u00e0 d\u00e2y \u0111eo (n\u1ebfu c\u00f3 th\u1ec3 th\u00e1o l\u1eafp). S\u1eed d\u1ee5ng kh\u0103n m\u1ec1m ho\u1eb7c mi\u1ebfng b\u1ecdt bi\u1ec3n nh\u00fang v\u00e0o n\u01b0\u1edbc \u1ea5m pha v\u1edbi x\u00e0 ph\u00f2ng nh\u1eb9 \u0111\u1ec3 lau s\u1ea1ch b\u1ec1 m\u1eb7t m\u1eb7t n\u1ea1.<\/p>\r\n\r\n\r\n\r\n

Tr\u00e1nh d\u00f9ng h\u00f3a ch\u1ea5t t\u1ea9y r\u1eeda m\u1ea1nh v\u00ec c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng ch\u1ea5t li\u1ec7u cao su ho\u1eb7c nh\u1ef1a c\u1ee7a m\u1eb7t n\u1ea1. Sau khi lau r\u1eeda, h\u00e3y \u0111\u1ec3 m\u1eb7t n\u1ea1 kh\u00f4 t\u1ef1 nhi\u00ean trong kh\u00f4ng gian tho\u00e1ng m\u00e1t, tr\u00e1nh \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp ho\u1eb7c ngu\u1ed3n nhi\u1ec7t cao v\u00ec c\u00f3 th\u1ec3 l\u00e0m bi\u1ebfn d\u1ea1ng v\u1eadt li\u1ec7u.<\/p>\r\n\r\n\r\n\r\n

B\u1ed9 l\u1ecdc ho\u1eb7c h\u1ed9p l\u1ecdc l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c. H\u00e3y ki\u1ec3m tra b\u1ed9 l\u1ecdc th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u00f4ng b\u1ecb t\u1eafc ngh\u1ebdn ho\u1eb7c qu\u00e1 h\u1ea1n s\u1eed d\u1ee5ng. Kh\u00f3 th\u1edf t\u0103ng d\u1ea7n l\u00e0 d\u1ea5u hi\u1ec7u l\u1edbp gi\u1eef h\u1ea1t \u0111\u00e3 b\u00edt l\u1ea1i. Ng\u1eedi ho\u1eb7c n\u1ebfm th\u1ea5y h\u00f3a ch\u1ea5t l\u1ea1i l\u00e0 d\u1ea5u hi\u1ec7u phin h\u1ea5p th\u1ee5 \u0111\u00e3 b\u00e3o h\u00f2a v\u00e0 h\u01a1i \u0111\u1ed9c \u0111ang l\u1ecdt qua, n\u00ean ph\u1ea3n x\u1ea1 \u0111\u00fang l\u00e0 ra kh\u1ecfi khu v\u1ef1c r\u1ed3i m\u1edbi th\u00e1o n\u1ea1 thay phin. M\u00f9i c\u0169ng kh\u00f4ng d\u00f9ng l\u00e0m m\u1ed1c duy nh\u1ea5t \u0111\u01b0\u1ee3c: cacbon monoxit kh\u00f4ng m\u00f9i, c\u00f2n nhi\u1ec1u dung m\u00f4i ch\u1ec9 ng\u1eedi th\u1ea5y khi n\u1ed3ng \u0111\u1ed9 \u0111\u00e3 v\u01b0\u1ee3t ng\u01b0\u1ee1ng cho ph\u00e9p, v\u00ec v\u1eady l\u1ecbch thay phin ph\u1ea3i t\u00ednh theo n\u1ed3ng \u0111\u1ed9 \u0111o \u0111\u01b0\u1ee3c v\u00e0 s\u1ed1 gi\u1edd \u0111eo m\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1.<\/p>\r\n\r\n\r\n\r\n

M\u1ed9t s\u1ed1 lo\u1ea1i b\u1ed9 l\u1ecdc c\u00f3 th\u1eddi gian s\u1eed d\u1ee5ng nh\u1ea5t \u0111\u1ecbnh (v\u00ed d\u1ee5: 30 ng\u00e0y sau khi m\u1edf bao b\u00ec), v\u00ec v\u1eady b\u1ea1n n\u00ean tu\u00e2n th\u1ee7 h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 thay m\u1edbi k\u1ecbp th\u1eddi.<\/p>\r\n\r\n\r\n\r\n

\"Phin
Phin l\u1ecdc l\u00e0 v\u1eadt t\u01b0 ti\u00eau hao, ghi ng\u00e0y m\u1edf bao b\u00ec l\u00ean v\u1ecf phin \u0111\u1ec3 bi\u1ebft l\u00fac ph\u1ea3i thay<\/em><\/figcaption><\/figure>\r\n\r\n\r\n\r\n

Khi kh\u00f4ng s\u1eed d\u1ee5ng, h\u00e3y b\u1ea3o qu\u1ea3n m\u1eb7t n\u1ea1 trong h\u1ed9p k\u00edn ho\u1eb7c t\u00fai ch\u1ed1ng b\u1ee5i \u0111\u1ec3 tr\u00e1nh nhi\u1ec5m b\u1ea9n v\u00e0 h\u01b0 h\u1ecfng. Kh\u00f4ng \u0111\u1ec3 m\u1eb7t n\u1ea1 \u1edf n\u01a1i c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1ed9 \u1ea9m l\u1edbn ho\u1eb7c ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi v\u00ec c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u. N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y treo m\u1eb7t n\u1ea1 l\u00ean gi\u00e1 ho\u1eb7c \u0111\u1ec3 trong ng\u0103n ri\u00eang bi\u1ec7t \u0111\u1ec3 tr\u00e1nh va \u0111\u1eadp v\u00e0 bi\u1ebfn d\u1ea1ng.<\/p>\r\n\r\n\r\n\r\n

V\u1edbi t\u1ed5 nhi\u1ec1u ng\u01b0\u1eddi, n\u00ean c\u1ea5p m\u1ed7i ng\u01b0\u1eddi m\u1ed9t chi\u1ebfc n\u1ea1 mang t\u00ean ri\u00eang thay v\u00ec \u0111\u1ec3 chung m\u1ed9t r\u1ed5. C\u00e1ch n\u00e0y gi\u1ea3i quy\u1ebft c\u00f9ng l\u00fac ba vi\u1ec7c: c\u1ee1 n\u1ea1 kh\u1edbp v\u1edbi t\u1eebng khu\u00f4n m\u1eb7t, kh\u00f4ng l\u00e2y b\u1ec7nh \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p qua m\u1eb7t trong, v\u00e0 truy \u0111\u01b0\u1ee3c ai \u0111\u00e3 d\u00f9ng chi\u1ebfc n\u1ea1 n\u00e0o bao l\u00e2u khi c\u1ea7n r\u00e0 l\u1ea1i l\u1ecbch thay phin.<\/p>\r\n\r\n\r\n\r\n

Nh\u1eefng L\u1ed7i Khi\u1ebfn M\u1eb7t N\u1ea1 M\u1ea5t T\u00e1c D\u1ee5ng B\u1ea3o V\u1ec7<\/h2>\r\n\r\n\r\n\n

Ph\u1ea7n l\u1edbn s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn m\u1eb7t n\u1ea1 kh\u00f4ng \u0111\u1ebfn t\u1eeb thi\u1ebft b\u1ecb h\u1ecfng m\u00e0 t\u1eeb v\u00e0i th\u00f3i quen nh\u1ecf l\u1eb7p l\u1ea1i m\u1ed7i ng\u00e0y. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u1ed7i hay g\u1eb7p nh\u1ea5t khi \u0111i ki\u1ec3m tra th\u1ef1c t\u1ebf t\u1ea1i x\u01b0\u1edfng.<\/p>\n\n\n\n

\"M\u1eb7t
R\u00e2u quai n\u00f3n, t\u00f3c mai d\u00e0i hay g\u1ecdng k\u00ednh \u0111i qua v\u00e0nh n\u1ea1 \u0111\u1ec1u ph\u00e1 \u0111\u01b0\u1eddng l\u00e0m k\u00edn<\/em><\/figcaption><\/figure>\n\n\n\n
    \n
  • \u0110eo m\u1eb7t n\u1ea1 khi \u0111\u1ec3 r\u00e2u quai n\u00f3n ho\u1eb7c t\u00f3c mai d\u00e0i ch\u1ea1y qua v\u00e0nh l\u00e0m k\u00edn. \u0110\u01b0\u1eddng vi\u1ec1n kh\u00f4ng t\u00ec \u0111\u01b0\u1ee3c l\u00ean da th\u00ec m\u1ecdi ph\u00e9p th\u1eed k\u00edn sau \u0111\u00f3 \u0111\u1ec1u v\u00f4 ngh\u0129a.<\/li>\n\n\n\n
  • D\u00f9ng chung m\u1ed9t chi\u1ebfc n\u1ea1 cho nhi\u1ec1u ng\u01b0\u1eddi trong ca. C\u1ee1 n\u1ea1 kh\u00e1c nhau theo khu\u00f4n m\u1eb7t, ch\u01b0a k\u1ec3 chuy\u1ec7n v\u1ec7 sinh gi\u1eefa c\u00e1c l\u1ea7n \u0111eo.<\/li>\n\n\n\n
  • L\u1eafp phin l\u1ecdc b\u1ee5i v\u00e0o khu v\u1ef1c c\u00f3 h\u01a1i dung m\u00f4i, ho\u1eb7c l\u00e0m ng\u01b0\u1ee3c l\u1ea1i. Phin ch\u1ecdn sai c\u00f2n nguy hi\u1ec3m h\u01a1n kh\u00f4ng \u0111eo, v\u00ec ng\u01b0\u1eddi th\u1ee3 t\u01b0\u1edfng m\u00ecnh \u0111ang \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 n\u00ean \u1edf l\u1ea1i l\u00e2u h\u01a1n.<\/li>\n\n\n\n
  • \u0110\u1ec3 phin \u0111\u00e3 m\u1edf bao b\u00ec trong t\u1ee7 nhi\u1ec1u th\u00e1ng r\u1ed3i mang ra d\u00f9ng ti\u1ebfp. Than ho\u1ea1t t\u00ednh h\u00fat \u1ea9m v\u00e0 h\u01a1i trong kh\u00f4ng kh\u00ed ngay c\u1ea3 khi ch\u01b0a h\u1ec1 \u0111eo.<\/li>\n\n\n\n
  • C\u1ea5t m\u1eb7t n\u1ea1 chung t\u00fai v\u1edbi d\u1ee5ng c\u1ee5 b\u1ee5i b\u1eb7m, ho\u1eb7c treo ngay t\u1ea1i v\u1ecb tr\u00ed thao t\u00e1c. M\u1eb7t trong c\u1ee7a n\u1ea1 nhi\u1ec5m b\u1ea9n th\u00ec l\u1ea7n \u0111eo sau h\u00edt th\u1eb3ng v\u00e0o.<\/li>\n\n\n\n
  • B\u1ecf qua ph\u00e9p th\u1eed k\u00edn kh\u00ed \u00e2m v\u00e0 d\u01b0\u01a1ng v\u00ec th\u1ea5y m\u1ea5t th\u1eddi gian. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc duy nh\u1ea5t cho bi\u1ebft chi\u1ebfc n\u1ea1 \u0111ang \u0111eo c\u00f3 th\u1eadt s\u1ef1 k\u00edn hay kh\u00f4ng.<\/li>\n<\/ul>\n\n\n\n

    M\u1ed9t gi\u1edbi h\u1ea1n c\u1ea7n nh\u1edb: m\u1eb7t n\u1ea1 l\u1ecdc kh\u00ed ch\u1ec9 l\u00e0m s\u1ea1ch kh\u00f4ng kh\u00ed s\u1eb5n c\u00f3 ch\u1ee9 kh\u00f4ng t\u1ea1o ra d\u01b0\u1ee1ng kh\u00ed. \u1ede n\u01a1i n\u1ed3ng \u0111\u1ed9 oxy xu\u1ed1ng th\u1ea5p nh\u01b0 h\u1ea7m k\u00edn, b\u1ed3n ch\u1ee9a hay silo, ph\u1ea3i d\u00f9ng thi\u1ebft b\u1ecb c\u1ea5p kh\u00ed \u0111\u1ed9c l\u1eadp, kh\u00f4ng ph\u1ea3i m\u1eb7t n\u1ea1 l\u1eafp phin.<\/p>\n","protected":false},"excerpt":{"rendered":"

    M\u1eb7t N\u1ea1 L\u1ecdc Kh\u00ed \u0110\u1ed9c B\u1ea3o V\u1ec7 Ng\u01b0\u1eddi \u0110eo Kh\u1ecfi Nh\u1eefng G\u00ec Trong m\u00f4i tr\u01b0\u1eddng ng\u00e0y c\u00e0ng \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec1u nguy c\u01a1 ti\u1ec1m \u1ea9n t\u1eeb h\u00f3a ch\u1ea5t, kh\u00f3i b\u1ee5i, vi khu\u1ea9n, v\u00e0 c\u00e1c t\u00e1c nh\u00e2n \u0111\u1ed9c h\u1ea1i kh\u00e1c, vi\u1ec7c s\u1eed d\u1ee5ng m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t bi\u1ec7n ph\u00e1p quan tr\u1ecdng \u0111\u1ec3…<\/p>\n","protected":false},"author":969,"featured_media":67195,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6934,6919],"tags":[6779,110,6731],"class_list":["post-67194","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-xoa-gsc","category-cac-bai-co-traffic","tag-bao-ho-ho-hap-chinh-hang","tag-mat-na-phong-doc","tag-mat-na-phong-doc-dat-chuan"],"_links":{"self":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/67194","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/users\/969"}],"replies":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/comments?post=67194"}],"version-history":[{"count":61,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/67194\/revisions"}],"predecessor-version":[{"id":98028,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/67194\/revisions\/98028"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media\/67195"}],"wp:attachment":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media?parent=67194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/categories?post=67194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/tags?post=67194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}