This homonymy page lists the different topics and articles sharing the same name.
On other Wikimedia projects:
The pneumatic term comes from the Greek pneumos which means "breath". Physical senseedit code The pneumatic tube is a system for rapid delivery of mail in tubes where sliders propelled by a pressure difference flow between terminals. It existed between the post offices in Paris and its suburbs. Many hospitals have a pneumatic post system (abbreviated "tire") to transport medicines, documents and specimens between nursing stations, laboratories, etc. Banks also use this system to transport cash and documents between cars and cashiers. Meaningsimodify code
wiki
