H\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng th\u01b0\u1eddng c\u00f3 gi\u00e1 cao h\u01a1n h\u1ea3i s\u1ea3n \u0111\u00f4ng l\u1ea1nh.<\/figcaption><\/figure>\nH\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng th\u01b0\u1eddng c\u00f3 gi\u00e1 cao h\u01a1n h\u1ea3i s\u1ea3n \u0111\u00f4ng l\u1ea1nh t\u1ea1o c\u1ea3m gi\u00e1c an to\u00e0n cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng. Nh\u01b0ng kh\u00e1c v\u1edbi h\u1ea3i s\u1ea3n \u0111\u00f4ng l\u1ea1nh, h\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng th\u01b0\u1eddng theo m\u00f9a s\u1ebd kh\u00f3 mua v\u00e0 l\u1ef1a ch\u1ecdn. Ch\u1ecdn h\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng v\u00e0 an to\u00e0n cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng. H\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng c\u0169ng d\u1ec5 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi khu\u1ea9n, n\u1ea5m c\u00f3 h\u1ea1i ph\u00e1t tri\u1ec3n n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n \u0111\u00fang c\u00e1ch, h\u1ea3i s\u1ea3n s\u1ebd ch\u1ebft, c\u00f3 nguy c\u01a1 sinh \u0111\u1ed9c t\u1ed1.<\/p>\n
1.2. H\u1ea3i s\u1ea3n \u0111\u00f4ng l\u1ea1nh l\u00e0 g\u00ec?<\/h2>\n
H\u1ea3i s\u1ea3n \u0111\u00f4ng l\u1ea1nh l\u00e0 m\u1ed9t lo\u1ea1t c\u00e1c lo\u1ea1i h\u1ea3i s\u1ea3n t\u01b0\u01a1i s\u1ed1ng ho\u1eb7c h\u1ea3i s\u1ea3n \u0111\u00e3 \u0111\u01b0\u1ee3c s\u01a1 ch\u1ebf \u0111\u1ec3 b\u1ea3o qu\u1ea3n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p nh\u1eb1m gi\u1eef h\u01b0\u01a1ng v\u1ecb v\u00e0 t\u0103ng th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng. Nhi\u1ec7t \u0111\u1ed9 b\u1ea3o qu\u1ea3n h\u1ea3i s\u1ea3n th\u01b0\u1eddng giao \u0111\u1ed9ng trong kho\u1ea3ng 0 – 18 \u0111\u1ed9.<\/p>\n