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Pouring The Wrong Things Down Your Sink Can Damage Cities. Here's How.
Ever been about to pour rancid milk down the sink and thought…"Hmm, maybe I shouldn't…"? What about the tomato passata that's gone off? Or the water you washed the paint in? Or that pungent oil from a tuna can? Let's consider the wisdom – or not – of putting everyday items down the plughole.
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