Vải lọc cũ chống lại vi khuẩn tả
Các nhà nghiên cứu phát hiện thấy vi khuẩn tả và các loại vi khuẩn gây chết người khác có thể được loại bỏ ra khỏi nước uống bằng những miếng vải lọc đơn giản.
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