Why does toothpaste contain fluoride?
Nov 29, 2024•21 min•Ep. 717
Episode description
Dr Chris Smith takes on listener questions on South Africa's CapeTalk. Why is there a delay between live TV and radio? Do wind turbines warm the air at ground level? Do we need to decommission the ISS? What causes genital warts? Like this podcast? Please help us by supporting the Naked Scientists
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