Public urinals harness pee to grow food

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Weird Of The Week: This is part of a series of articles that looks at some of the most bizarre and niche business ideas we see here at Springwise.

How much use is a city-load of urine? Quite a lot, it turns out. So much so that the Netherlands' Waternet utilities company has placed some pee-collecting urinals in Amsterdam, with the hope of turning it into fertilizer for the city's urban roof gardens. The idea stems from the fact that urine contains phosphorous, a key ingredient in for fertilizer that is a non-renewable resource facing depletion. Urine also causes issues for companies like Waternet, because the phosphorous crystallizes and clogs up pipes. As a solution to both problems, the company places public urinals in a park in Amsterdam. Rather…

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