Well, give him an old tube to play around with and he’ll eventually come up with a way to record the inside of one of these pneumatic tubes, giving some insight into how this system actually works.

However, there's nothing to worry about -- these are pneumatic road tubes (sometimes just called road tubes), and they serve a specific purpose. Road tubes are used to monitor traffic, working as ...

The car would in turn be shot through the tube by means of a fan making two hundred revolutions per minute. This above-ground model of a pneumatic tube provided speedy transport for passengers ...

The U.S. Department of Transportation’s Federal Highway Administration (FHWA) calls them “pneumatic road tubes,” an in-roadway sensor that can help detect and track vehicles traveling on roads.

An curved arrow pointing right. At Disney World, the Magic Kingdom uses a system of pneumatic tubes to keep trash out of sight for park visitors. While this was supposed to be the future of waste ...