Pneumatic tubes are systems that propel cylindrical containers/carriers through networks of tubes by compressed air or by partial vacuum. They are used for transporting solid objects, as opposed to co
A pneumatic tube system in Washington, D.C., in 1943
Pneumatic tubes at a drive-through bank
NASA Mission Control Center during the Apollo 13 mission, with pneumatic tube canisters in console to the right
Pneumatic tube letter (Rohrpost-Brief) from Berlin, Germany, 1904
A vactrain is a proposed type of high-speed transport system where vehicles travel through partially evacuated tubes or tunnels. By operating in a partial vacuum, air resistance is drastically reduced
Pneumatic tube
…in the early 19th century they were proposed for transport of heavy freight. It was once envisaged that networks of massive tubes might be used to transport people. Hospitals deploy PTS as part of broader automation strategies to handle rising patient volumes and throughput pressures in many settings, particularly…
An image of a proposed implementation of the Hyperloop system