Showers, baths and laundry wash those drugs directly into the sewage system.

淋浴、泡浴和洗衣会将这些药品直接冲到污水系统中。

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Those chemicals pass through the sewage system and might even end up in our drinking water.

这些化学品将穿越污水系统，并可能最终进入我们的饮用水中。

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BILLION GALLONS of water flow through New York's sewage system every year. But most of it is clean rainwater.

每年有270亿加仑的水流经纽约的污水系统，但大多数都是干净的雨水。

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What is is the provision of water to flush them and a sewage system to flush them into.

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Most were built over as the city expanded, disappearing below pavement or merging with the new Victorian-era sewage system.

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The land rovers are powered by cooking oil, and the sewage system uses bacteria to do the dirty work.

FORBES: Lifestyle Feature