Sabrina Ghayour on her favourite knives, learning from others and butternut squash best practice

Things You Can't Live Without · 2025-05-14

24:49

Chef and food writer Sabrina Ghayour’s knife is an indispensable partner in her kitchen. Sabrina tells Dr Anna about her journey toward finding her favourite type of knives and how to look for the right knife for you. She is joined by Rio Tinto’s Chief Scientist, Nigel Steward, who delves into the material science behind how our knives are made. They discuss collaboration in the world of food and industry, and how it can benefit everyone involved. Listen to hear how to tackle a butternut squash, Sabrina’s thoughts on ceramic knives and the future of vital materials like steel.

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Things You Can't Live Without

How do the objects we rely on come to be made? What goes into creating them? How did they become so vital to us? And what is the environmental impact of living with them, now and into the future?

Join material scientist Dr Anna Ploszajski as she welcomes different guests including scientists to discuss the truths about our reliance on the earth’s resources – and to look at what needs to happen to create a sustainable future for the everyday items we have come to rely on.

Things You Can’t Live Without is brought to you by Rio Tinto. Available wherever you get your podcasts.

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