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S6:E2 Automatic Door Sensors / Banknote Printing Machines
First Aired: February 25, 2023
Runtime: 28 min
The fascinating stories and secrets behind hit Japanese products, plus parts and machines that boast the top share of niche markets. In the first half: the story behind automatic door sensors which detect people using the far-infrared radiation they emit. In the second half: banknote printing machines used in Japan and around the world, in places like the UK and India.