Korean Researchers Invented a Water-Purifying Capsule That You Can Power by Shaking It
漂浮装置测试水，然后对其进行消毒，无需电池或化学品。
Tracking infectious bacteria from raccoons via rivers to humans with DNA
一项研究表明浣熊传播阿尔伯埃希氏菌，这是一种与食物中毒、污染水源并构成公共健康风险有关的细菌。
