Hóa chất trong thực phẩm khô: Nguy hiểm đến đâu?
Cập nhật: 08:34 10/05/2012 GMT+7
Trước đây, người dân sử dụng phương pháp cổ điển để bảo quản thực phẩm khô như tôm, cá khô… bằng cách phơi khô dưới ánh nắng mặt trời, treo lên giá bếp, sấy khô trên bếp, đóng gói cẩn thận...
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