“Their findings show that our wastewater can reveal a lot about the way we live, revealing details about our diets, drug use, and even our propensity for artificial sweeteners. Combined with demographic data, our waste can reveal large-scale insights about income, health, and more. In many ways, underground waste is a direct reflection of life above.” FastCo: Your sewage can reveal a lot about you—starting with your income. (After the last few years of news consumption, my sewage has been nothing but bricks.)

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