Toothbrush

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<p>What is the most personal item you own - one you don’t want anyone else using?</p><p>For Katy Brand it’s her toothbrush. So how did the toothbrush become one of life’s essentials?</p><p>With the help of resident public historian of Horrible Histories fame, Greg Jenner, Katy goes back to ancient times, when the toothbrush was merely a stick. But the brush, as we know it, only came into being much later when a convict spied a broom in his cell and had a bright idea.</p><p>But how has ingenuity and innovation shaped the toothbrush and ensured its place in our lives? And given most are plastic, how environmentally friendly is the toothbrush’s legacy?</p><p>Featuring designer and toothbrush collector, Sophie Thomas, and advocate for clean teeth, Peter Dyer, Chair of Hospital Dentists at the British Dental Association.</p><p>Producer: Beth Eastwood</p><p>Picture: Toothbrush BBC Copyright</p>