Bảo vệ trẻ khỏi chì
(TNO) - Phơi nhiễm chì - đặc biệt là từ các tòa nhà cũ kỹ, vốn thường sử dụng các loại sơn có pha chì để sơn tường - có thể gây ảnh hưởng đến não đang phát triển và hệ thần kinh của trẻ.
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