m\u1eabu bi\u1ec7t th\u1ef1 \u0111\u1eb9p<\/strong><\/em><\/a>, c\u00f3 di\u1ec7n t\u00edch r\u1ed9ng l\u1edbn th\u00ec vi\u1ec7c thi\u1ebft k\u1ebf gara l\u00e0 \u0111i\u1ec1u kh\u00f4ng m\u1ea5y kh\u00f3 kh\u0103n, c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c trong nh\u00e0. <\/span><\/p>\nTuy nhi\u00ean v\u1edbi nh\u1eefng thi\u1ebft k\u1ebf nh\u00e0 ph\u1ed1, bi\u1ec7t th\u1ef1 li\u1ec1n k\u1ec1, nh\u00e0 chia l\u00f4 th\u00ec \u0111\u1ec3 c\u00f3 gara \u00f4 t\u00f4 b\u00ean ngo\u00e0i l\u00e0 h\u01a1i kh\u00f3 kh\u0103n. B\u00ean c\u1ea1nh \u0111\u00f3, c\u0169ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi lo l\u1eafng v\u00ec thi\u1ebft k\u1ebf trong nh\u00e0 s\u1ebd \u1ea3nh h\u01b0\u1edfng kh\u00f4ng t\u1ed1t \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a gia ch\u1ee7 v\u00e0 c\u00e1c th\u00e0nh vi\u00ean trong gia \u0111\u00ecnh.<\/span><\/p>\n<\/p>\n
Theo t\u1ed5 ch\u1ee9c y t\u1ebf c\u1ee7a Canada, c\u00e1c kh\u00ed th\u1ea3i \u0111\u1ed9c h\u1ea1i t\u1eeb gara \u00f4 t\u00f4 m\u00e0 thi\u1ebft k\u1ebf th\u00f4ng v\u1edbi nh\u00e0 c\u00f3 th\u1ec3 g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed. Kh\u1ea3o s\u00e1t cho r\u1eb1ng, h\u1ea7u h\u1ebft gia \u0111\u00ecnh n\u01a1i \u0111\u00e2y c\u00f3 gara th\u00f4ng v\u1edbi nh\u00e0 \u0111\u1ec1u c\u00f3 m\u1ed9t l\u01b0\u1ee3ng l\u1edbn c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i nh\u01b0 hydrocacbon (C6H12, C2H6), cacbon monoxide (CO), c\u00e1c oxit nito (NOx), cacbon dioxide (CO2),\u2026 \u0111\u1eb7c bi\u1ec7t l\u00e0 ch\u1ea5t benzene trong nh\u00e0 – m\u1ed9t trong nh\u1eefng ch\u1ea5t g\u00e2y ung th\u01b0 v\u00e0 ch\u1ea5t n\u00e0y c\u00f3 n\u1ed3ng \u0111\u1ed9 cao g\u1ea5p 3 l\u1ea7n t\u1ea1i gara \u00f4 t\u00f4, l\u01b0\u1ee3ng kh\u00ed cao h\u01a1n khi n\u1ed5 ho\u1eb7c t\u1eaft m\u00e1y.<\/span><\/p>\nKh\u00ed th\u1ea3i c\u1ee7a h\u00f3a ch\u1ea5t t\u1eeb xe \u00f4 t\u00f4 s\u1ebd bay h\u01a1i trong gara r\u1ed3i t\u00ecm \u0111\u01b0\u1eddng v\u00e0o nh\u00e0, ngay c\u1ea3 khi \u0111\u00f3ng c\u1eeda ng\u0103n c\u00e1ch. Vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi c\u00e1c ch\u1ea5t n\u00e0y th\u01b0\u1eddng xuy\u00ean, li\u00ean t\u1ee5c c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i t\u1edbi t\u1ee7y x\u01b0\u01a1ng v\u00e0 qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t m\u00e1u, th\u1eadm ch\u00ed g\u00e2y ra t\u1eed vong.<\/span><\/p>\nV\u00ec v\u1eady, n\u1ebfu c\u00f3 \u0111i\u1ec1u ki\u1ec7n th\u00ec t\u1ed1t nh\u1ea5t n\u00ean thi\u1ebft k\u1ebf gara \u00f4 t\u00f4 b\u00ean ngo\u00e0i d\u1ea1 c\u00f3 m\u00e1i che kh\u00f4ng kh\u00e9p k\u00edn ho\u1eb7c l\u00e0m c\u1eeda cu\u1ed1n 4 v\u00e1ch. C\u00f2n n\u1ebfu kh\u00f4ng th\u1ec3 thi\u1ebft k\u1ebf ri\u00eang gara th\u00ec c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf trong nh\u00e0 nh\u01b0ng ph\u1ea3i l\u01b0u \u00fd t\u1edbi kh\u00e2u thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n.<\/span><\/p>\n