pneumatic-tube
Topic | Replies | Views | Activity | |
---|---|---|---|---|
FoodTube—Fast Food via Pneumatic Tube | 0 | 173 | 21 February 2023 | |
Sending Radioactive Isotopes Underground in Pneumatic Tubes | 0 | 236 | 6 December 2022 | |
Pneumatic Tubes for People—New York City's First Subway | 3 | 255 | 21 July 2022 |