How Do They Do It?

11:00 PM to 11:30 PM

Tuesday 7 October

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Pearls/Knives

Season 15 Episode 17 of 20

How do they grow America's only freshwater pearls in Tennessee? Plus, a look at how the world's sharpest knives are forged

How Do They Do It? airs on Quest at 11:00 PM, Tuesday 7 October. (Subtitles.)

Learn more about How Do They Do It? and other education/science/factual topics on our factual page

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