What IS actually in the tapwater we drink, plus why you should NEVER drink pure water

You drink it, you wash in it – but what exactly is in tapwater, and why does it taste different in different places? Plus why you should NEVER drink pure water

Ellen Phiddian worked in science outreach before deciding to become, in her grandmother's words, "one of those whizz-bang science journalists". With a background in chemistry, she's particularly interested in renewable energy, catalysts, and deciphering the ingredients on food packages. Her favourite podcasts are Wardrobe Crisis, Friends at the Table, and just about any audiodrama.

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