Filters a and B ensure that no rinse waters go to drain giving a closed system.

过滤系统通过密闭系统保证水不流失。

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Before filling the containers, clean them with dish washing soap and water, and rinse them completely so that there is no residual soap.

在装水之前，要用餐具专用洗涤剂和水清洗容器，并用水冲净，以免洗涤剂残留。

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Diamond rings can dull over time, yet with a little bit of toothpaste and a good rinse, they'll be sparkling away in no time.

随着时间的推移，钻戒会失去光泽。但是，用一点牙膏，好好地冲洗一下，它们立马又闪闪发光了。

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Or how about a soap that did not rinse off for hours and hours no matter how energetically you doused your skin with water?

FORBES: Empowering Consumers: A Fantastic Voyage To Unseen Information