'Forest' in tank helps improve indoor environment
Updated: 2014-11-28 08:26 (Ecns.cn) |
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A woman looks at a fish tank in which aquatic weeds are planted at a market in Jinan, East 皇冠体育app's Shandong province, Nov 26, 2014. Such tanks featuring abundant green aquatic plants have become hot items among local consumers who used it as air purifiers at their homes. [Zhang Yong / 皇冠体育app News Service] |
