{"id":77176,"date":"2026-04-08T07:32:27","date_gmt":"2026-04-08T00:32:27","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=77176"},"modified":"2026-09-06T17:59:33","modified_gmt":"2026-09-06T10:59:33","slug":"phan-biet-3-kieu-binh-chua-chay-khan-cap","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/phan-biet-3-kieu-binh-chua-chay-khan-cap\/","title":{"rendered":"3 Lo\u1ea1i B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p Ph\u1ed5 Bi\u1ebfn V\u00e0 C\u00e1ch Ph\u00e2n Bi\u1ec7t Ch\u00fang"},"content":{"rendered":"Khi nh\u1eafc \u0111\u1ebfn an to\u00e0n tr\u01b0\u1edbc nguy c\u01a1 h\u1ecfa ho\u1ea1n, nhi\u1ec1u ng\u01b0\u1eddi ch\u1ec9 nh\u1edb \u0111\u1ebfn vi\u1ec7c mua thi\u1ebft b\u1ecb cho c\u00f3 m\u00e0 ch\u01b0a hi\u1ec3u r\u00f5 c\u00e1ch ch\u1ecdn \u0111\u00fang lo\u1ea1i. Tr\u00ean th\u1ef1c t\u1ebf, m\u1ed9t b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ch\u1ec9 d\u1eadp \u0111\u01b0\u1ee3c l\u1eeda khi nh\u00f3m \u0111\u00e1m ch\u00e1y tr\u01b0\u1edbc m\u1eb7t n\u1eb1m trong nh\u1eefng ch\u1eef c\u00e1i in tr\u00ean nh\u00e3n b\u00ecnh, v\u00e0 khi ng\u01b0\u1eddi c\u1ea7m \u0111\u1ee7 s\u1ee9c nh\u1ea5c b\u00ecnh l\u00ean thao t\u00e1c m\u1ed9t m\u00ecnh. V\u00ec v\u1eady, t\u00ecm hi\u1ec3u k\u1ef9 v\u1ec1 t\u1eebng d\u00f2ng b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p l\u00e0 b\u01b0\u1edbc c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u1ea1n ch\u1ebf thi\u1ec7t h\u1ea1i ngay t\u1eeb ph\u00fat \u0111\u1ea7u.\r\n

T\u1ea7m Quan Tr\u1ecdng C\u1ee7a B\u00ecnh Ch\u1eefa Ch\u00e1y Trong C\u00f4ng T\u00e1c PCCC<\/b><\/strong><\/h2>\r\nH\u1ecfa ho\u1ea1n th\u01b0\u1eddng b\u00f9ng l\u00ean r\u1ea5t nhanh, nh\u1ea5t l\u00e0 t\u1ea1i nh\u00e0 \u1edf k\u1ebft h\u1ee3p kinh doanh, v\u0103n ph\u00f2ng k\u00edn, kho h\u00e0ng, b\u1ebfp \u0103n t\u1eadp th\u1ec3 v\u00e0 khu v\u1ef1c c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n. \u1ede nh\u1eefng n\u01a1i nh\u01b0 v\u1eady, s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p<\/a> kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t y\u00eau c\u1ea7u v\u1ec1 m\u1eb7t trang b\u1ecb m\u00e0 c\u00f2n l\u00e0 l\u1edbp ph\u1ea3n \u1ee9ng \u0111\u1ea7u ti\u00ean tr\u01b0\u1edbc khi l\u1ef1c l\u01b0\u1ee3ng chuy\u00ean tr\u00e1ch c\u00f3 m\u1eb7t. Kho\u1ea3ng th\u1eddi gian m\u1ed9t b\u00ecnh x\u00e1ch tay c\u00f2n c\u00f3 \u00edch r\u1ea5t h\u1eb9p: ch\u1ec9 khi l\u1eeda c\u00f2n n\u1eb1m g\u1ecdn trong m\u1ed9t v\u1eadt ch\u00e1y, ch\u01b0a b\u00e9n l\u00ean tr\u1ea7n v\u00e0 ch\u01b0a t\u1ea1o l\u1edbp kh\u00f3i n\u00f3ng d\u00e0y \u0111\u1ecdng d\u01b0\u1edbi tr\u1ea7n nh\u00e0. Qua m\u1ed1c \u0111\u00f3 th\u00ec vi\u1ec7c duy nh\u1ea5t c\u00f2n \u0111\u00fang l\u00e0 r\u1eddi kh\u1ecfi khu v\u1ef1c v\u00e0 g\u1ecdi 114.\r\n\r\n\u0110i\u1ec3m kh\u00f3 c\u00f3 th\u1ec3 l\u00e0m ng\u01a1 l\u00e0 kh\u00f4ng ph\u1ea3i ai c\u0169ng \u0111\u1ecdc \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u nh\u00f3m \u0111\u00e1m ch\u00e1y in tr\u00ean nh\u00e3n: A l\u00e0 v\u1eadt li\u1ec7u r\u1eafn nh\u01b0 g\u1ed7, gi\u1ea5y, v\u1ea3i; B l\u00e0 ch\u1ea5t l\u1ecfng nh\u01b0 x\u0103ng, d\u1ea7u, dung m\u00f4i; C l\u00e0 ch\u1ea5t kh\u00ed; D l\u00e0 kim lo\u1ea1i ch\u00e1y; c\u00f2n d\u1ea7u m\u1ee1 n\u1ea5u \u0103n \u0111\u01b0\u1ee3c t\u00e1ch ri\u00eang th\u00e0nh nh\u00f3m K, t\u1ea1i ch\u00e2u \u00c2u ghi l\u00e0 F. C\u00f3 ng\u01b0\u1eddi \u0111\u1eb7t thi\u1ebft b\u1ecb ngay c\u1ea1nh c\u1eeda ra v\u00e0o nh\u01b0ng l\u1ea1i kh\u00f4ng n\u1eafm thao t\u00e1c r\u00fat ch\u1ed1t, h\u01b0\u1edbng loa phun hay kho\u1ea3ng c\u00e1ch ti\u1ebfp c\u1eadn. Ch\u1ecdn sai lo\u1ea1i kh\u00f4ng ch\u1ec9 l\u00e0 d\u1eadp kh\u00f4ng t\u1eaft: phun b\u1ed9t ho\u1eb7c CO2 th\u1eb3ng v\u00e0o ch\u1ea3o d\u1ea7u \u0103n \u0111ang ch\u00e1y c\u00f3 th\u1ec3 l\u00e0m d\u1ea7u s\u00f4i v\u0103ng ra v\u00e0 m\u1edf r\u1ed9ng \u0111\u00e1m ch\u00e1y, c\u00f2n phun n\u01b0\u1edbc ho\u1eb7c b\u1ecdt g\u1ed1c n\u01b0\u1edbc v\u00e0o kim lo\u1ea1i \u0111ang ch\u00e1y th\u00ec sinh kh\u00ed hydro. B\u1edfi v\u1eady, b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ch\u1ec9 th\u1eadt s\u1ef1 h\u1eefu \u00edch khi \u0111i k\u00e8m hi\u1ec3u bi\u1ebft th\u1ef1c t\u1ebf v\u00e0 th\u00f3i quen ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3.\r\n\r\n\n
\"B\u00ecnh
B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p C\u1ee9u H\u1ed9 \u0110\u01b0\u1ee3c B\u1ed1 Tr\u00ed T\u1ea1i Khu V\u1ef1c D\u1ec5 Quan S\u00e1t, H\u1ed7 Tr\u1ee3 X\u1eed L\u00fd \u0110\u00e1m Ch\u00e1y Ban \u0110\u1ea7u Nhanh Ch\u00f3ng, Gi\u00fap Gi\u1ea3m Thi\u1ec3u Thi\u1ec7t H\u1ea1i T\u00e0i S\u1ea3n V\u00e0 T\u0103ng C\u01a1 H\u1ed9i Tho\u00e1t Hi\u1ec3m An To\u00e0n Cho Nh\u1eefng Ng\u01b0\u1eddi Xung Quanh<\/figcaption><\/figure>\n\r\n\r\nTrong c\u00f4ng t\u00e1c PCCC t\u1ea1i gia \u0111\u00ecnh v\u00e0 doanh nghi\u1ec7p nh\u1ecf, vai tr\u00f2 c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y n\u1eb1m \u1edf ba y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i l\u00e0 ph\u1ea3n \u1ee9ng nhanh, khoanh v\u00f9ng s\u1edbm v\u00e0 t\u1ea1o th\u1eddi gian an to\u00e0n \u0111\u1ec3 tho\u00e1t n\u1ea1n. M\u1ed9t b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p \u0111\u1eb7t \u0111\u00fang v\u1ecb tr\u00ed c\u00f3 th\u1ec3 gi\u00fap ng\u01b0\u1eddi d\u00f9ng x\u1eed l\u00fd \u0111\u00e1m ch\u00e1y m\u1edbi ph\u00e1t sinh \u1edf \u1ed5 \u0111i\u1ec7n, r\u00e8m c\u1eeda, khu v\u1ef1c n\u1ea5u n\u01b0\u1edbng ho\u1eb7c nh\u1eefng v\u1eadt li\u1ec7u d\u1ec5 b\u00e9n l\u1eeda tr\u01b0\u1edbc khi ng\u1ecdn l\u1eeda t\u0103ng nhi\u1ec7t qu\u00e1 m\u1ee9c. S\u1ef1 ch\u00eanh l\u1ec7ch gi\u1eefa vi\u1ec7c c\u00f3 s\u1eb5n thi\u1ebft b\u1ecb v\u00e0 kh\u00f4ng c\u00f3 thi\u1ebft b\u1ecb \u0111\u00f4i khi ch\u1ec9 t\u00ednh b\u1eb1ng v\u00e0i ch\u1ee5c gi\u00e2y, nh\u01b0ng h\u1eadu qu\u1ea3 th\u00ec kh\u00e1c nhau r\u1ea5t xa.\r\n\r\nM\u1ed9t vi\u1ec7c ph\u1ea3i l\u00e0m tr\u01b0\u1edbc khi c\u1ea7m b\u00ecnh l\u00e0 h\u00f4 cho ng\u01b0\u1eddi trong nh\u00e0 bi\u1ebft v\u00e0 g\u1ecdi 114, v\u00ec n\u1ebfu t\u1ef1 d\u1eadp kh\u00f4ng xong th\u00ec th\u1eddi gian g\u1ecdi mu\u1ed9n l\u00e0 th\u1ee9 kh\u00f4ng l\u1ea5y l\u1ea1i \u0111\u01b0\u1ee3c. V\u1edbi nh\u00e0 \u1ed1ng nhi\u1ec1u t\u1ea7ng, kh\u00f3i v\u00e0 nhi\u1ec7t \u0111i l\u00ean theo l\u1ed3ng c\u1ea7u thang, n\u00ean b\u00ecnh c\u1ea7n \u0111\u1eb7t \u1edf t\u1ea7ng c\u00f3 ngu\u1ed3n nhi\u1ec7t nh\u01b0 b\u1ebfp, t\u1ee7 \u0111i\u1ec7n, ch\u1ed7 \u0111\u1ec3 xe m\u00e1y, ch\u1ee9 kh\u00f4ng d\u1ed3n h\u1ebft l\u00ean t\u1ea7ng ng\u1ee7.\r\n

B\u00ecnh Ch\u1eefa Ch\u00e1y D\u1ea1ng B\u1ed9t (MFZ \u2013 ABC\/BC)<\/b><\/strong><\/h2>\r\nB\u00ecnh d\u1ea1ng b\u1ed9t l\u00e0 d\u00f2ng r\u1ea5t quen thu\u1ed9c tr\u00ean th\u1ecb tr\u01b0\u1eddng v\u00ec d\u1ec5 mua, m\u1ee9c \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u t\u01b0\u01a1ng \u0111\u1ed1i v\u1eeba t\u00fai ti\u1ec1n v\u00e0 ph\u1ea1m vi \u1ee9ng d\u1ee5ng kh\u00e1 r\u1ed9ng. Ch\u1ea5t ch\u1eefa ch\u00e1y b\u00ean trong l\u00e0 b\u1ed9t kh\u00f4 chuy\u00ean d\u1ee5ng, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ph\u1ee7 l\u00ean b\u1ec1 m\u1eb7t \u0111\u00e1m ch\u00e1y \u0111\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n ph\u1ea3n \u1ee9ng ch\u00e1y v\u00e0 h\u1ea1n ch\u1ebf oxy ti\u1ebfp x\u00fac v\u1edbi nhi\u00ean li\u1ec7u. V\u1edbi nh\u1eefng ng\u01b0\u1eddi c\u1ea7n gi\u1ea3i ph\u00e1p d\u1ec5 ti\u1ebfp c\u1eadn, nhi\u1ec1u ng\u01b0\u1eddi s\u1ebd ngh\u0129 \u0111\u1ebfn d\u00f2ng b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p n\u00e0y tr\u01b0\u1edbc khi t\u00ecm m\u1ed9t lo\u1ea1i b\u00ecnh kh\u00e1c cho nh\u00e0 \u1edf, c\u1eeda h\u00e0ng nh\u1ecf ho\u1eb7c kho ch\u1ee9a v\u1eadt t\u01b0 th\u00f4ng th\u01b0\u1eddng.\r\n\r\n\u01afu \u0111i\u1ec3m d\u1ec5 th\u1ea5y c\u1ee7a d\u00f2ng n\u00e0y l\u00e0 ph\u1ee7 \u0111\u01b0\u1ee3c c\u1ea3 ba nh\u00f3m: v\u1eadt li\u1ec7u r\u1eafn nh\u00f3m A, ch\u1ea5t l\u1ecfng nh\u00f3m B v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111ang mang \u0111i\u1ec7n nh\u00f3m C, do b\u1ed9t kh\u00f4 kh\u00f4ng d\u1eabn \u0111i\u1ec7n. Ph\u1ea1m vi \u0111\u00f3 ch\u1ec9 \u0111\u00fang v\u1edbi b\u1ed9t ABC. B\u1ed9t BC kh\u00f4ng d\u1eadp \u0111\u01b0\u1ee3c \u0111\u00e1m ch\u00e1y v\u1eadt li\u1ec7u r\u1eafn nh\u00f3m A v\u00ec kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c l\u1edbp b\u00e1m gi\u1eef tr\u00ean than h\u1ed3ng, n\u00ean khi \u0111\u1ecdc nh\u00e3n c\u1ea7n xem \u0111\u1ee7 c\u00e1c ch\u1eef c\u00e1i nh\u00f3m \u0111\u00e1m ch\u00e1y ch\u1ee9 kh\u00f4ng d\u1eebng \u1edf d\u00f2ng ch\u1eef MFZ in tr\u00ean v\u1ecf. Nh\u1edd t\u00ednh linh ho\u1ea1t \u0111\u00f3, nhi\u1ec1u \u0111\u01a1n v\u1ecb xem \u0111\u00e2y l\u00e0 lo\u1ea1i b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ph\u1ed5 th\u00f4ng \u0111\u1ec3 b\u1ed1 tr\u00ed t\u1ea1i c\u00e1c \u0111i\u1ec3m c\u00f3 nguy c\u01a1 ch\u00e1y trung b\u00ecnh. Tuy nhi\u00ean, \u201c\u0111a d\u1ee5ng\u201d kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi d\u00f9ng \u0111\u01b0\u1ee3c \u1edf m\u1ecdi n\u01a1i. B\u1ed9t ABC g\u1ed1c mono ammonium phosphate h\u00fat \u1ea9m v\u00e0 c\u00f3 t\u00ednh axit nh\u1eb9, b\u00e1m v\u00e0o b\u1ea3n m\u1ea1ch th\u00ec \u0103n m\u00f2n d\u1ea7n, n\u00ean ph\u00f2ng m\u00e1y ch\u1ee7 v\u00e0 t\u1ee7 \u0111i\u1ec1u khi\u1ec3n l\u00e0 ch\u1ed7 n\u00ean tr\u00e1nh. B\u1ed9t n\u00e0y c\u0169ng kh\u00f4ng d\u1eadp \u0111\u01b0\u1ee3c \u0111\u00e1m ch\u00e1y d\u1ea7u m\u1ee1 n\u1ea5u \u0103n nh\u00f3m K.\r\n

D\u1ea5u Hi\u1ec7u Nh\u1eadn Bi\u1ebft B\u00ecnh D\u1ea1ng B\u1ed9t<\/b><\/strong><\/h3>\r\nNg\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 nh\u1eadn ra d\u00f2ng n\u00e0y qua \u0111\u1eb7c \u0111i\u1ec3m th\u00e2n b\u00ecnh th\u01b0\u1eddng c\u00f3 nh\u00e3n ghi c\u00f4ng d\u1ee5ng theo nh\u00f3m \u0111\u00e1m ch\u00e1y, \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c v\u00e0 h\u01b0\u1edbng d\u1eabn thao t\u00e1c kh\u00e1 r\u00f5. Khi b\u00f3p c\u00f2, b\u1ed9t s\u1ebd phun ra th\u00e0nh lu\u1ed3ng m\u1ecbn, t\u1ea1o l\u1edbp ph\u1ee7 l\u00ean v\u00f9ng ch\u00e1y. V\u00ec th\u1ebf, n\u1ebfu \u01b0u ti\u00ean s\u1ef1 linh ho\u1ea1t v\u00e0 d\u1ec5 t\u00ecm mua, nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng c\u00e2n nh\u1eafc lo\u1ea1i b\u00ecnh d\u1ea1ng b\u1ed9t n\u00e0y cho c\u00e1c kh\u00f4ng gian sinh ho\u1ea1t c\u01a1 b\u1ea3n.\r\n\r\nM\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c c\u1ea7n ch\u00fa \u00fd l\u00e0 sau khi s\u1eed d\u1ee5ng, b\u1ed9t kh\u00f4 c\u00f3 th\u1ec3 b\u00e1m tr\u00ean \u0111\u1ed3 \u0111\u1ea1c, m\u00e1y m\u00f3c ho\u1eb7c b\u1ec1 m\u1eb7t n\u1ed9i th\u1ea5t. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i nh\u01b0\u1ee3c \u0111i\u1ec3m tuy\u1ec7t \u0111\u1ed1i, nh\u01b0ng s\u1ebd g\u00e2y m\u1ea5t th\u1eddi gian v\u1ec7 sinh, nh\u1ea5t l\u00e0 \u1edf n\u01a1i c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m. Do \u0111\u00f3, tr\u01b0\u1edbc khi ch\u1ecdn b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ki\u1ec3u n\u00e0y, ng\u01b0\u1eddi mua n\u00ean c\u00e2n nh\u1eafc m\u1ee9c \u0111\u1ed9 ch\u1ea5p nh\u1eadn vi\u1ec7c l\u00e0m s\u1ea1ch sau s\u1ef1 c\u1ed1.\r\n

\u1ee8ng D\u1ee5ng Th\u1ef1c T\u1ebf C\u1ee7a B\u00ecnh D\u1ea1ng B\u1ed9t<\/b><\/strong><\/h3>\r\nTrong th\u1ef1c t\u1ebf, lo\u1ea1i b\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf nh\u00e0 ri\u00eang nhi\u1ec1u t\u1ea7ng, qu\u1ea7y t\u1ea1p h\u00f3a, b\u00e3i xe nh\u1ecf, khu v\u1ef1c \u0111\u1ec3 h\u00e0ng h\u00f3a \u0111\u00f3ng g\u00f3i, x\u01b0\u1edfng quy m\u00f4 v\u1eeba ho\u1eb7c c\u00e1c v\u1ecb tr\u00ed c\u1ea7n trang b\u1ecb nhanh. \u1ede nh\u1eefng n\u01a1i c\u00f3 nguy c\u01a1 ch\u00e1y t\u1eeb gi\u1ea5y, g\u1ed7, v\u1ea3i, nh\u1ef1a ho\u1eb7c ch\u1ea5t l\u1ecfng d\u1ec5 b\u1eaft l\u1eeda, \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n kh\u00e1 th\u1ef1c d\u1ee5ng. N\u1ebfu m\u1ee5c ti\u00eau l\u00e0 t\u1ea1o m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 ban \u0111\u1ea7u v\u1edbi chi ph\u00ed d\u1ec5 ti\u1ebfp c\u1eadn, b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p d\u1ea1ng b\u1ed9t v\u1eabn l\u00e0 ph\u01b0\u01a1ng \u00e1n \u0111\u00e1ng c\u00e2n nh\u1eafc.\r\n\r\nD\u00f9 v\u1eady, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng n\u00ean ch\u1ee7 quan r\u1eb1ng ch\u1ec9 c\u1ea7n c\u00f3 b\u00ecnh l\u00e0 \u0111\u1ee7. C\u1ea7n treo thi\u1ebft b\u1ecb n\u01a1i d\u1ec5 th\u1ea5y, tr\u00e1nh \u00e1nh n\u1eafng g\u1eaft k\u00e9o d\u00e0i, v\u00e0 m\u1ed7i l\u1ea7n \u0111i qua th\u00ec li\u1ebfc \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t: kim ph\u1ea3i n\u1eb1m trong v\u00f9ng xanh, kim t\u1ee5t sang v\u1ea1ch \u0111\u1ecf b\u00ean tr\u00e1i ngh\u0129a l\u00e0 b\u00ecnh \u0111\u00e3 m\u1ea5t \u00e1p v\u00e0 b\u00f3p c\u00f2 s\u1ebd kh\u00f4ng ra b\u1ed9t. Ni\u00eam phong \u0111\u1ee9t c\u0169ng l\u00e0 d\u1ea5u hi\u1ec7u b\u00ecnh \u0111\u00e3 b\u1ecb b\u00f3p th\u1eed v\u00e0 c\u1ea7n n\u1ea1p l\u1ea1i. Khi thao t\u00e1c v\u1edbi b\u00ecnh b\u1ed9t, ng\u01b0\u1eddi c\u1ea7m n\u00ean \u0111\u1ee9ng \u0111\u1ea7u h\u01b0\u1edbng gi\u00f3 ho\u1eb7c l\u1ec7ch h\u01b0\u1edbng kh\u00f3i, \u0111\u1ee9ng \u0111\u1ee7 xa \u0111\u1ec3 lu\u1ed3ng b\u1ed9t kh\u00f4ng th\u1ed5i tung v\u1eadt li\u1ec7u \u0111ang ch\u00e1y, r\u1ed3i qu\u00e9t ngang v\u00e0o g\u1ed1c l\u1eeda.\r\n\r\nM\u1ed9t l\u01b0u \u00fd quan tr\u1ecdng kh\u00e1c l\u00e0 lo\u1ea1i b\u1ed9t kh\u00f4 th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i c\u1eb7n sau khi phun, do \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho ph\u00f2ng m\u00e1y, t\u1ee7 \u0111i\u1ec7n tinh vi, khu \u0111\u1eb7t m\u00e1y t\u00ednh ho\u1eb7c n\u01a1i ch\u1ee9a h\u00e0ng h\u00f3a c\u1ea7n \u0111\u1ed9 s\u1ea1ch cao. Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u1ea5y, vi\u1ec7c d\u00f9ng sai lo\u1ea1i b\u00ecnh c\u00f3 th\u1ec3 khi\u1ebfn chi ph\u00ed kh\u1eafc ph\u1ee5c sau ch\u00e1y t\u0103ng l\u00ean d\u00f9 ng\u1ecdn l\u1eeda \u0111\u00e3 \u0111\u01b0\u1ee3c d\u1eadp s\u1edbm. \u0110\u00f3 l\u00e0 l\u00fd do ng\u01b0\u1eddi mua n\u00ean nh\u00ecn r\u1ed9ng h\u01a1n gi\u00e1 th\u00e0nh v\u00e0 xem x\u00e9t lu\u00f4n b\u1ed1i c\u1ea3nh s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf.\r\n

B\u00ecnh Ch\u1eefa Ch\u00e1y CO2<\/b><\/strong><\/h2>\r\nB\u00ecnh CO2 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean kh\u00ed carbon dioxide n\u00e9n l\u1ecfng. Khi phun ra ngo\u00e0i, kh\u00ed chuy\u1ec3n tr\u1ea1ng th\u00e1i nhanh, l\u00e0m l\u1ea1nh v\u00f9ng ch\u00e1y v\u00e0 gi\u1ea3m n\u1ed3ng \u0111\u1ed9 oxy quanh \u0111i\u1ec3m ph\u00e1t l\u1eeda. Ch\u00ednh c\u01a1 ch\u1ebf n\u00e0y gi\u00fap lo\u1ea1i b\u00ecnh \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao \u1edf nh\u1eefng n\u01a1i c\u00f3 m\u00e1y m\u00f3c, t\u1ee7 \u0111i\u1ec7n, ph\u00f2ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c khu v\u1ef1c c\u1ea7n h\u1ea1n ch\u1ebf t\u1ed1i \u0111a c\u1eb7n b\u00e1m sau khi ch\u1eefa ch\u00e1y. N\u1ebfu \u0111ang t\u00ecm m\u1ed9t b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng<\/a> cho kh\u00f4ng gian c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, \u0111\u00e2y l\u00e0 d\u00f2ng r\u1ea5t \u0111\u00e1ng t\u00ecm hi\u1ec3u k\u1ef9.\r\n\r\nKh\u00e1c v\u1edbi b\u00ecnh b\u1ed9t, d\u00f2ng CO2 g\u1ea7n nh\u01b0 kh\u00f4ng \u0111\u1ec3 l\u1ea1i d\u01b0 l\u01b0\u1ee3ng tr\u00ean b\u1ec1 m\u1eb7t sau khi s\u1eed d\u1ee5ng. \u0110\u00e2y l\u00e0 m\u1ed9t \u01b0u th\u1ebf n\u1ed5i b\u1eadt trong m\u00f4i tr\u01b0\u1eddng c\u1ea7n gi\u1eef s\u1ef1 s\u1ea1ch s\u1ebd, gi\u1ea3m r\u1ee7i ro h\u1ecfng h\u00f3c do ch\u1ea5t ch\u1eefa ch\u00e1y b\u00e1m v\u00e0o linh ki\u1ec7n. V\u00ec v\u1eady, nhi\u1ec1u v\u0103n ph\u00f2ng, ph\u00f2ng m\u00e1y v\u00e0 khu v\u1eadn h\u00e0nh k\u1ef9 thu\u1eadt \u01b0u ti\u00ean b\u1ed1 tr\u00ed b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ki\u1ec3u CO2 \u1edf c\u00e1c v\u1ecb tr\u00ed d\u1ec5 ti\u1ebfp c\u1eadn thay v\u00ec ch\u1ecdn gi\u1ea3i ph\u00e1p \u0111a d\u1ee5ng nh\u01b0ng \u0111\u1ec3 l\u1ea1i nhi\u1ec1u c\u1eb7n.\r\n\r\n\n
\"B\u00ecnh
B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p Ch\u1ea5t L\u01b0\u1ee3ng C\u00f3 Thi\u1ebft K\u1ebf Ch\u1eafc Ch\u1eafn, D\u1ec5 Thao T\u00e1c V\u00e0 Ph\u00f9 H\u1ee3p S\u1eed D\u1ee5ng T\u1ea1i Nhi\u1ec1u Kh\u00f4ng Gian Nh\u01b0 Nh\u00e0 \u1ede, V\u0103n Ph\u00f2ng, C\u1eeda H\u00e0ng, Gi\u00fap Ng\u01b0\u1eddi D\u00f9ng Ch\u1ee7 \u0110\u1ed9ng \u1ee8ng Ph\u00f3 K\u1ecbp Th\u1eddi Khi C\u00f3 S\u1ef1 C\u1ed1 B\u1ea5t Ng\u1edd X\u1ea3y Ra<\/figcaption><\/figure>\n\r\n

C\u00e1ch Nh\u1eadn Bi\u1ebft B\u00ecnh CO2<\/b><\/strong><\/h3>\r\nLo\u1ea1i b\u00ecnh n\u00e0y th\u01b0\u1eddng c\u00f3 loa phun \u0111\u1eb7c tr\u01b0ng, khi s\u1eed d\u1ee5ng ng\u01b0\u1eddi c\u1ea7m kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea1m tay tr\u1ef1c ti\u1ebfp v\u00e0o ph\u1ea7n loa v\u00ec nhi\u1ec7t \u0111\u1ed9 h\u1ea1 r\u1ea5t s\u00e2u, d\u1ec5 g\u00e2y b\u1ecfng l\u1ea1nh. \u0110\u00e2y l\u00e0 chi ti\u1ebft nh\u1eadn bi\u1ebft quan tr\u1ecdng v\u00e0 c\u0169ng l\u00e0 l\u00fd do c\u1ea7n hu\u1ea5n luy\u1ec7n thao t\u00e1c tr\u01b0\u1edbc khi d\u00f9ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng \u1ee9ng c\u1ee9u ban \u0111\u1ea7u, b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p CO2 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf khu v\u1ef1c \u0111i\u1ec7n, ph\u00f2ng l\u00e0m vi\u1ec7c k\u00edn v\u1eeba ph\u1ea3i ho\u1eb7c n\u01a1i c\u00f3 t\u00e0i s\u1ea3n c\u1ea7n h\u1ea1n ch\u1ebf b\u00e1m b\u1ee5i h\u00f3a ch\u1ea5t sau s\u1ef1 c\u1ed1.\r\n\r\nNgo\u00e0i \u0111\u1eb7c \u0111i\u1ec3m nh\u1eadn di\u1ec7n b\u1eb1ng c\u1ea5u t\u1ea1o, ng\u01b0\u1eddi d\u00f9ng c\u00f2n c\u1ea7n hi\u1ec3u gi\u1edbi h\u1ea1n s\u1eed d\u1ee5ng. CO2 d\u00f9ng \u0111\u01b0\u1ee3c cho \u0111\u00e1m ch\u00e1y thi\u1ebft b\u1ecb \u0111i\u1ec7n nh\u00f3m C v\u00e0 ch\u1ea5t l\u1ecfng nh\u00f3m B \u1edf n\u01a1i k\u00edn gi\u00f3, nh\u01b0ng tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng cho kim lo\u1ea1i ch\u00e1y nh\u00f3m D: magie v\u00e0 titan \u0111ang ch\u00e1y v\u1eabn t\u00e1ch \u0111\u01b0\u1ee3c oxy t\u1eeb kh\u00ed CO2, n\u00ean phun v\u00e0o l\u00e0 ti\u1ebfp th\u00eam ch\u1ea5t ch\u00e1y ch\u1ee9 kh\u00f4ng d\u1eadp. CO2 d\u1eadp l\u1eeda b\u1eb1ng c\u00e1ch chi\u1ebfm ch\u1ed7 oxy, n\u00ean trong ph\u00f2ng nh\u1ecf v\u00e0 k\u00edn th\u00ec ch\u00ednh ng\u01b0\u1eddi c\u1ea7m b\u00ecnh c\u0169ng c\u00f3 th\u1ec3 ng\u1ea1t. Quy t\u1eafc thao t\u00e1c l\u00e0 phun t\u1eeb ph\u00eda c\u1eeda, l\u00f9i h\u1eb3n ra ngo\u00e0i ngay khi l\u1eeda t\u1eaft v\u00e0 m\u1edf th\u00f4ng gi\u00f3 tr\u01b0\u1edbc khi b\u1ea5t k\u1ef3 ai quay v\u00e0o.\r\n

\u0110i\u1ec3m M\u1ea1nh V\u00e0 H\u1ea1n Ch\u1ebf C\u1ea7n Bi\u1ebft<\/b><\/strong><\/h3>\r\nTh\u1ebf m\u1ea1nh c\u1ee7a b\u00ecnh CO2 l\u00e0 kh\u00ed bay h\u1ebft sau khi d\u1eadp, kh\u00f4ng \u0111\u1ec3 l\u1ea1i c\u1eb7n ph\u1ea3i lau tr\u00ean b\u1ea3n m\u1ea1ch hay b\u1ec1 m\u1eb7t m\u00e1y. M\u1eb7t h\u1ea1n ch\u1ebf l\u00e0 th\u1eddi gian phun c\u1ee7a b\u00ecnh x\u00e1ch tay t\u00ednh b\u1eb1ng gi\u00e2y ch\u1ee9 kh\u00f4ng ph\u1ea3i ph\u00fat \u2014 kho\u1ea3ng 8 gi\u00e2y v\u1edbi b\u00ecnh nh\u1ecf v\u00e0i kilogam v\u00e0 20 \u0111\u1ebfn 30 gi\u00e2y v\u1edbi b\u00ecnh c\u1ee1 l\u1edbn h\u01a1n \u2014 n\u00ean g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 c\u01a1 h\u1ed9i phun l\u1ea7n hai n\u1ebfu l\u1ea7n \u0111\u1ea7u ch\u0129a tr\u01b0\u1ee3t g\u1ed1c l\u1eeda. Ngo\u00e0i tr\u1eddi ho\u1eb7c ch\u1ed7 c\u00f3 gi\u00f3 l\u00f9a, lu\u1ed3ng kh\u00ed b\u1ecb th\u1ed5i t\u1ea1t \u0111i tr\u01b0\u1edbc khi k\u1ecbp chi\u1ebfm ch\u1ed7 oxy quanh \u0111i\u1ec3m ch\u00e1y. V\u00ec th\u1ebf, khi c\u00e2n nh\u1eafc b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p cho v\u0103n ph\u00f2ng hay ph\u00f2ng m\u00e1y, c\u1ea7n t\u00ednh c\u1ea3 y\u1ebfu t\u1ed1 kh\u00f4ng gian v\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng ch\u1ee9 kh\u00f4ng ch\u1ec9 nh\u00ecn v\u00e0o t\u00ednh n\u0103ng k\u1ef9 thu\u1eadt.\r\n\r\nM\u1ed9t l\u01b0u \u00fd n\u1eefa l\u00e0 nhi\u1ec1u ng\u01b0\u1eddi th\u1ea5y b\u00ecnh CO2 \u201cs\u1ea1ch\u201d n\u00ean m\u1eb7c \u0111\u1ecbnh t\u1ed1t h\u01a1n m\u1ecdi lo\u1ea1i kh\u00e1c, nh\u01b0ng \u0111\u00f3 l\u00e0 c\u00e1ch hi\u1ec3u ch\u01b0a \u0111\u1ee7. M\u1ed7i d\u00f2ng \u0111\u01b0\u1ee3c t\u1ea1o ra cho m\u1ed9t nh\u00f3m nhu c\u1ea7u ri\u00eang. N\u1ebfu n\u01a1i c\u1ea7n b\u1ea3o v\u1ec7 l\u00e0 nh\u00e0 kho h\u1ed7n h\u1ee3p ho\u1eb7c khu sinh ho\u1ea1t c\u00f3 nhi\u1ec1u v\u1eadt li\u1ec7u ch\u00e1y th\u00f4ng th\u01b0\u1eddng, l\u1ef1a ch\u1ecdn b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ph\u1ea3i d\u1ef1a tr\u00ean nguy c\u01a1 ch\u00e1y th\u1ef1c t\u1ebf, kh\u00f4ng n\u00ean ch\u1ecdn theo c\u1ea3m t\u00ednh ho\u1eb7c theo l\u1eddi qu\u1ea3ng c\u00e1o qu\u00e1 \u0111\u01a1n gi\u1ea3n.\r\n

B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p D\u1ea1ng Foam<\/b><\/strong><\/h2>\r\nFoam l\u00e0 d\u1ea1ng ch\u1ea5t ch\u1eefa ch\u00e1y t\u1ea1o l\u1edbp ph\u1ee7 b\u1ecdt l\u00ean b\u1ec1 m\u1eb7t ch\u1ea5t ch\u00e1y, nh\u1edd \u0111\u00f3 c\u00e1ch ly nhi\u00ean li\u1ec7u v\u1edbi oxy v\u00e0 \u0111\u1ed3ng th\u1eddi l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ed1c h\u01a1i c\u1ee7a c\u00e1c ch\u1ea5t l\u1ecfng d\u1ec5 b\u1eaft l\u1eeda. So v\u1edbi b\u1ed9t hay CO2, lo\u1ea1i n\u00e0y \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn trong b\u1ed1i c\u1ea3nh x\u0103ng, d\u1ea7u ho\u1eb7c dung m\u00f4i \u0111\u1ed5 tr\u00e0n th\u00e0nh v\u0169ng tr\u00ean n\u1ec1n, khi l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng c\u00f2n n\u1eb1m g\u1ecdn trong khay, th\u00f9ng ho\u1eb7c m\u1ed9t v\u0169ng nh\u1ecf. V\u00ec c\u00f3 c\u01a1 ch\u1ebf \u201cph\u1ee7 v\u00e0 ng\u0103n b\u1ed1c h\u01a1i\u201d, foam x\u1eed l\u00fd \u0111\u01b0\u1ee3c \u0111\u00fang c\u00e1i m\u00e0 m\u1ed9t lu\u1ed3ng b\u1ed9t kh\u00f4 b\u1ecf s\u00f3t: b\u1ed9t d\u1eadp t\u1eaft ng\u1ecdn l\u1eeda nh\u01b0ng h\u01a1i x\u0103ng v\u1eabn b\u1ed1c l\u00ean t\u1eeb m\u1eb7t v\u0169ng v\u00e0 b\u1eaft l\u1eeda l\u1ea1i ngay khi g\u1eb7p b\u1ec1 m\u1eb7t c\u00f2n n\u00f3ng.\r\n\r\nM\u1ed9t \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 foam kh\u00f4ng ch\u1ec9 d\u1eadp l\u1eeda \u1edf ph\u1ea7n ng\u1ecdn m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 ki\u1ec3m so\u00e1t nguy c\u01a1 b\u00f9ng ch\u00e1y tr\u1edf l\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t ch\u1ea5t l\u1ecfng. \u0110\u00e2y l\u00e0 kh\u00e1c bi\u1ec7t quan tr\u1ecdng n\u1ebfu so v\u1edbi t\u00ecnh hu\u1ed1ng ch\u1ec9 l\u00e0m t\u1eaft l\u1eeda t\u1ea1m th\u1eddi nh\u01b0ng ch\u01b0a ng\u0103n \u0111\u01b0\u1ee3c h\u01a1i ch\u00e1y ti\u1ebfp t\u1ee5c h\u00ecnh th\u00e0nh. B\u1edfi v\u1eady, trong c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 ph\u00e1t sinh \u0111\u00e1m ch\u00e1y t\u1eeb nhi\u00ean li\u1ec7u l\u1ecfng, d\u00f2ng b\u00ecnh n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n v\u1ec1 t\u00ednh chuy\u00ean bi\u1ec7t.\r\n\r\nFoam \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf c\u00e2y x\u0103ng mini, gara, kho ch\u1ee9a m\u1ed9t s\u1ed1 lo\u1ea1i h\u00f3a ch\u1ea5t l\u1ecfng, khu b\u1ea3o tr\u00ec ph\u01b0\u01a1ng ti\u1ec7n \u2014 nh\u1eefng n\u01a1i ngu\u1ed3n ch\u00e1y l\u00e0 v\u0169ng ch\u1ea5t l\u1ecfng ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u1eadt r\u1eafn. Foam kh\u00f4ng t\u1ea1o l\u1edbp b\u1ee5i ph\u1ee7 d\u00e0y nh\u01b0 b\u1ed9t kh\u00f4, nh\u01b0ng \u0111\u1ed5i l\u1ea1i \u0111\u1ec3 l\u1ea1i n\u01b0\u1edbc v\u00e0 b\u1ecdt ph\u1ea3i h\u00fat d\u1ecdn, v\u00e0 l\u1edbp b\u1ecdt tr\u00ean n\u1ec1n l\u00e0m s\u00e0n tr\u01a1n \u0111\u00fang l\u00fac m\u1ecdi ng\u01b0\u1eddi \u0111ang ch\u1ea1y ra ngo\u00e0i.\r\n\r\nD\u00f9 v\u1eady, kh\u00f4ng n\u00ean hi\u1ec3u r\u1eb1ng foam l\u00e0 l\u1ef1a ch\u1ecdn thay th\u1ebf to\u00e0n di\u1ec7n cho m\u1ecdi m\u00f4i tr\u01b0\u1eddng. Ranh gi\u1edbi r\u00f5 nh\u1ea5t n\u1eb1m \u1edf thi\u1ebft b\u1ecb \u0111i\u1ec7n: b\u1ecdt foam g\u1ed1c n\u01b0\u1edbc d\u1eabn \u0111i\u1ec7n, n\u00ean tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng phun v\u00e0o t\u1ee7 \u0111i\u1ec7n, m\u00e1y m\u00f3c hay d\u00e2y d\u1eabn \u0111ang mang \u0111i\u1ec7n. Ch\u1ec9 sau khi ngu\u1ed3n \u0111i\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1eaft v\u00e0 x\u00e1c nh\u1eadn \u0111\u00e3 c\u1eaft, \u0111\u00e1m ch\u00e1y m\u1edbi \u0111\u01b0\u1ee3c x\u1eed l\u00fd nh\u01b0 \u0111\u00e1m ch\u00e1y v\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng. Mu\u1ed1n ch\u1ecdn \u0111\u00fang, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n xem k\u1ef9 khuy\u1ebfn ngh\u1ecb c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, t\u00ednh ch\u1ea5t ngu\u1ed3n ch\u00e1y v\u00e0 s\u01a1 \u0111\u1ed3 b\u1ed1 tr\u00ed thi\u1ebft b\u1ecb trong kh\u00f4ng gian c\u1ea7n b\u1ea3o v\u1ec7.\r\n\r\nC\u00e1ch phun foam kh\u00e1c h\u1eb3n phun b\u1ed9t: kh\u00f4ng ch\u0129a th\u1eb3ng v\u00e0o m\u1eb7t v\u0169ng ch\u1ea5t l\u1ecfng v\u00ec tia m\u1ea1nh s\u1ebd khu\u1ea5y tung nhi\u00ean li\u1ec7u v\u00e0 b\u1eafn ra xung quanh, m\u00e0 h\u1eaft b\u1ecdt v\u00e0o t\u01b0\u1eddng ho\u1eb7c th\u00e0nh th\u00f9ng cho b\u1ecdt ch\u1ea3y tr\u00e0n xu\u1ed1ng ph\u1ee7 d\u1ea7n m\u1eb7t v\u0169ng. Trong tr\u01b0\u1eddng h\u1ee3p l\u1eeda \u0111\u00e3 b\u00f9ng ra tr\u00ean di\u1ec7n r\u1ed9ng ho\u1eb7c nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u00e3 t\u0103ng m\u1ea1nh, b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p d\u1ea1ng foam ch\u1ec9 n\u00ean \u0111\u01b0\u1ee3c xem l\u00e0 ph\u01b0\u01a1ng \u00e1n kh\u1ed1ng ch\u1ebf b\u01b0\u1edbc \u0111\u1ea7u \u0111\u1ec3 h\u1ed7 tr\u1ee3 tho\u00e1t n\u1ea1n v\u00e0 ch\u1edd l\u1ef1c l\u01b0\u1ee3ng chuy\u00ean m\u00f4n.\r\n

S\u1eed D\u1ee5ng \u0110\u00fang Lo\u1ea1i B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p<\/b><\/strong><\/h2>\r\n\u0110i\u1ec3m m\u1ea5u ch\u1ed1t khi trang b\u1ecb thi\u1ebft b\u1ecb d\u1eadp l\u1eeda kh\u00f4ng n\u1eb1m \u1edf s\u1ed1 l\u01b0\u1ee3ng nhi\u1ec1u hay \u00edt m\u00e0 \u1edf ch\u1ed7 ch\u1ecdn \u0111\u00fang lo\u1ea1i v\u00e0 d\u00f9ng \u0111\u00fang th\u1eddi \u0111i\u1ec3m. M\u1ed9t b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ph\u00e1t huy gi\u00e1 tr\u1ecb khi ng\u01b0\u1eddi d\u00f9ng bi\u1ebft \u0111\u00e1m ch\u00e1y thu\u1ed9c nh\u00f3m n\u00e0o, khu v\u1ef1c \u0111\u00f3 c\u00f3 y\u1ebfu t\u1ed1 \u0111i\u1ec7n hay kh\u00f4ng, c\u00f3 ch\u1ea5t l\u1ecfng d\u1ec5 ch\u00e1y hay kh\u00f4ng v\u00e0 l\u1ed1i tho\u00e1t n\u1ea1n c\u00f3 \u0111\u1ee7 an to\u00e0n \u0111\u1ec3 ti\u1ebfp c\u1eadn x\u1eed l\u00fd hay kh\u00f4ng. Ch\u1ecdn sai lo\u1ea1i b\u00ecnh c\u00f3 th\u1ec3 khi\u1ebfn thao t\u00e1c ban \u0111\u1ea7u m\u1ea5t th\u1eddi gian v\u00e0ng, th\u1eadm ch\u00ed t\u1ea1o th\u00eam r\u1ee7i ro kh\u00f4ng \u0111\u00e1ng c\u00f3.\r\n\r\nKhi trang b\u1ecb b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p ri\u00eang cho gia \u0111\u00ecnh, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi ngh\u0129 r\u1eb1ng ch\u1ec9 c\u1ea7n mua theo l\u1eddi gi\u1edbi thi\u1ec7u chung chung l\u00e0 \u0111\u01b0\u1ee3c m\u00e0 ch\u01b0a ph\u00e2n t\u00edch r\u00f5 nhu c\u1ea7u. Ch\u1eb3ng h\u1ea1n, b\u1ebfp gia \u0111\u00ecnh, gara xe, ph\u00f2ng l\u00e0m vi\u1ec7c c\u00f3 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 kho ch\u1ee9a \u0111\u1ed3 kh\u00f4 l\u00e0 b\u1ed1n kh\u00f4ng gian c\u00f3 nguy c\u01a1 kh\u00e1c nhau. V\u00ec v\u1eady, khi \u0111\u1ea7u t\u01b0 thi\u1ebft b\u1ecb ch\u1eefa ch\u00e1y, \u0111i\u1ec1u quan tr\u1ecdng kh\u00f4ng ch\u1ec9 l\u00e0 gi\u00e1 b\u00e1n hay k\u00edch th\u01b0\u1edbc m\u00e0 l\u00e0 m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng th\u00edch v\u1edbi v\u1eadt li\u1ec7u d\u1ec5 ch\u00e1y trong t\u1eebng v\u1ecb tr\u00ed c\u1ee5 th\u1ec3.\r\n

Nguy\u00ean T\u1eafc Ch\u1ecdn B\u00ecnh Ch\u1eefa Ch\u00e1y Kh\u1ea9n C\u1ea5p<\/b><\/strong><\/h3>\r\nNguy\u00ean t\u1eafc \u0111\u1ea7u ti\u00ean l\u00e0 x\u00e1c \u0111\u1ecbnh lo\u1ea1i ngu\u1ed3n ch\u00e1y c\u00f3 kh\u1ea3 n\u0103ng xu\u1ea5t hi\u1ec7n th\u01b0\u1eddng xuy\u00ean nh\u1ea5t. N\u1ebfu kh\u00f4ng gian ch\u1ee7 y\u1ebfu l\u00e0 v\u1eadt li\u1ec7u r\u1eafn nh\u01b0 gi\u1ea5y, g\u1ed7, v\u1ea3i, b\u00ecnh b\u1ed9t ABC l\u00e0 lo\u1ea1i ph\u1ee7 \u0111\u01b0\u1ee3c c\u1ea3 ba nh\u00f3m A, B, C b\u1eb1ng m\u1ed9t b\u00ecnh. N\u1ebfu \u01b0u ti\u00ean khu v\u1ef1c \u0111i\u1ec7n t\u1eed ho\u1eb7c ph\u00f2ng m\u00e1y, CO2 l\u00e0 lo\u1ea1i kh\u00f4ng \u0111\u1ec3 l\u1ea1i c\u1eb7n ph\u1ea3i lau tr\u00ean b\u1ea3n m\u1ea1ch. V\u1edbi n\u01a1i ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 \u0111\u1ed5 tr\u00e0n th\u00e0nh v\u0169ng, foam l\u00e0 lo\u1ea1i c\u1ea7n xem x\u00e9t tr\u01b0\u1edbc. Ri\u00eang b\u1ebfp c\u00f3 ch\u1ea3o d\u1ea7u \u0103n th\u00ec c\u1ea3 ba lo\u1ea1i tr\u00ean \u0111\u1ec1u kh\u00f4ng \u0111\u00fang: \u0111\u00e1m ch\u00e1y d\u1ea7u m\u1ee1 n\u1ea5u \u0103n thu\u1ed9c nh\u00f3m K v\u00e0 c\u1ea7n b\u00ecnh h\u00f3a ch\u1ea5t \u01b0\u1edbt, lo\u1ea1i t\u1ea1o ph\u1ea3n \u1ee9ng x\u00e0 ph\u00f2ng h\u00f3a \u0111\u1ec3 b\u1ecbt m\u1eb7t d\u1ea7u l\u1ea1i thay v\u00ec th\u1ed5i v\u00e0o n\u00f3.\r\n\r\nNguy\u00ean t\u1eafc ti\u1ebfp theo l\u00e0 c\u00e2n \u0111\u1ed1i gi\u1eefa dung t\u00edch b\u00ecnh v\u00e0 kh\u1ea3 n\u0103ng thao t\u00e1c th\u1ef1c t\u1ebf. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi ch\u1ecdn b\u00ecnh qu\u00e1 n\u1eb7ng so v\u1edbi th\u1ec3 tr\u1ea1ng, \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed kh\u00f3 l\u1ea5y ho\u1eb7c \u0111\u1ec3 khu\u1ea5t sau \u0111\u1ed3 \u0111\u1ea1c. \u0110\u1ebfn l\u00fac c\u1ea7n d\u00f9ng, ng\u01b0\u1eddi nh\u1ea5c kh\u00f4ng n\u1ed5i b\u00ecnh ho\u1eb7c ph\u1ea3i k\u00e9o m\u1ea5y th\u00f9ng h\u00e0ng ra m\u1edbi l\u1ea5y \u0111\u01b0\u1ee3c th\u00ec b\u00ecnh c\u00f2n h\u1ea1n c\u0169ng kh\u00f4ng c\u1ee9u \u0111\u01b0\u1ee3c g\u00ec. V\u00ec th\u1ebf, b\u1ed1 tr\u00ed b\u00ecnh \u1edf n\u01a1i d\u1ec5 th\u1ea5y, d\u1ec5 l\u1ea5y, d\u1ec5 c\u1ea7m l\u00e0 y\u00eau c\u1ea7u quan tr\u1ecdng kh\u00f4ng k\u00e9m vi\u1ec7c ch\u1ecdn \u0111\u00fang ch\u1ee7ng lo\u1ea1i.\r\n\r\nNgo\u00e0i ra, n\u00ean hu\u1ea5n luy\u1ec7n thao t\u00e1c c\u01a1 b\u1ea3n cho ng\u01b0\u1eddi s\u1ed1ng ho\u1eb7c l\u00e0m vi\u1ec7c trong c\u00f9ng kh\u00f4ng gian. Khi s\u1ef1 c\u1ed1 x\u1ea3y ra, ph\u1ea3n \u1ee9ng theo b\u1ea3n n\u0103ng th\u01b0\u1eddng r\u1ea5t v\u1ed9i. N\u1ebfu \u0111\u00e3 quen v\u1edbi quy tr\u00ecnh d\u00f9ng b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p, ng\u01b0\u1eddi s\u1eed d\u1ee5ng s\u1ebd b\u00ecnh t\u0129nh h\u01a1n trong vi\u1ec7c r\u00fat ch\u1ed1t, h\u01b0\u1edbng v\u00f2i, gi\u1eef kho\u1ea3ng c\u00e1ch v\u00e0 l\u00f9i d\u1ea7n khi kh\u1ed1ng ch\u1ebf ng\u1ecdn l\u1eeda. Bu\u1ed5i t\u1eadp n\u00ean cho m\u1ed7i ng\u01b0\u1eddi b\u00f3p th\u1eed m\u1ed9t b\u00ecnh \u0111\u00e3 h\u1ebft h\u1ea1n \u0111\u1ec3 bi\u1ebft l\u1ef1c gi\u1eadt c\u1ee7a c\u00f2 v\u00e0 ti\u1ebfng phun, v\u00ec \u0111\u00f3 l\u00e0 hai th\u1ee9 hay l\u00e0m ng\u01b0\u1eddi ch\u01b0a quen bu\u00f4ng tay.\r\n

C\u00e1c B\u01b0\u1edbc S\u1eed D\u1ee5ng V\u00e0 Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3<\/b><\/strong><\/h3>\r\nTr\u01b0\u1edbc h\u1ebft, c\u1ea7n quan s\u00e1t th\u1eadt nhanh \u0111\u1ec3 ch\u1eafc ch\u1eafn \u0111\u00e1m ch\u00e1y v\u1eabn c\u00f2n \u1edf quy m\u00f4 c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn v\u00e0 ch\u01b0a ch\u1eb7n m\u1ea5t l\u1ed1i tho\u00e1t. Sau \u0111\u00f3, mang b\u00ecnh ch\u1eefa ch\u00e1y kh\u1ea9n c\u1ea5p \u0111\u1ebfn v\u1ecb tr\u00ed thu\u1eadn l\u1ee3i, \u0111\u1ee9ng \u1edf h\u01b0\u1edbng an to\u00e0n, r\u00fat ch\u1ed1t v\u00e0 ch\u0129a \u0111\u00fang v\u00e0o g\u1ed1c l\u1eeda. Khi b\u00f3p c\u00f2, ng\u01b0\u1eddi d\u00f9ng n\u00ean qu\u00e9t ngang c\u00f3 ki\u1ec3m so\u00e1t thay v\u00ec t\u1eadp trung v\u00e0o ng\u1ecdn l\u1eeda ph\u00eda tr\u00ean, v\u00ec ph\u1ea7n c\u1ea7n x\u1eed l\u00fd l\u00e0 v\u00f9ng ch\u00e1y g\u1ed1c.\r\n\r\nC\u00f3 th\u1ec3 ghi nh\u1edb b\u1ed1n \u0111i\u1ec3m ng\u1eafn g\u1ecdn sau:\r\n