The worlds cleanest railway @TomScottGo
The worlds cleanest railway  @TomScottGo
Uploaded May 2023 | Updated September 2026, 2 weeks ago
At CEA-Leti, in Grenoble, there's a "funicular" that not many people get to ride: because it's between two clean rooms, and getting to it requires quite a lot of preparation. β–  CEA-Leti: leti-cea.com/cea-tech/leti/english/Pages/Welcome.aspx

For most of my research on this, I'm indebted to this French-language article from by Julien Meyrat: https://www.vepres.fr/vepres-presse-salles-propres-funiculaire/

Camera: Simon Gillouin
Editor: Michelle Martin youtube.com/@OnTheCrux
Local production by Block8 block8production.com

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Tom Scott |

The world's cleanest railway

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