Water, Sewage and Fatbergs, with Thames Water CEO

Water companies are under the spotlight as public concern grows over sewage spills into our rivers and beaches. In the hotseat today is the CEO of the UK's biggest, Thames Water. Sarah Bentley agrees the company can do better and says she's on a mission to turn it around.

Plus how much water does the average UK adult use in a day? And will Fliss pass Deborah's water quiz?

And the things you shouldn't put down the toilet or sink, some of which might surprise you.

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Presented by Deborah Meaden and Felicity Hannah.

Produced by Lexy O'Connor and Kath Paddison. Studio Manager: Hal Haines Executive Producer: Natasha Johansson Series Producer: Justin Bones