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“干净又卫生”,这就是食物中毒超级大国|地球知识局
比如印度恒河平原部分地区的地下水,因长期接受污染河水补给,砷含量超过世界卫生组织饮用水准则的指导值(10 μg/L)。而印度常见的痢疾、甲型肝炎等消化道传染病,其实大多数都是喝了被粪便污染的水引起的。
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