Erin 💽✨ on Nostr: Wandering around Europe with an Aranet 4 to and from EMF and a few other places, my ...

Wandering around Europe with an Aranet 4 to and from EMF and a few other places, my experimental train ventilation findings:

Good (700ppm or less):

* DB Regio Dostos
* NS IC (locomotive hauled)

Reasonable (less than 1000ppm)

* NS IC (double decker EMU)
* BR Class 165 Clubman (Chiltern Railways) (n.b. much worse if stationary)

Bad (Up to ~1500ppm)

* DB ICE (all varieties)
* TGV Duplex
* Thalys PBA and PBKA
* Eurostar e320
* BR Class 80x Hitachi IET

Apocalyptic:

* West Midlands Trains BR Class 196 CAF Civity (3300ppm recorded)