pneumatic mail system
1Pneumatic tube — Pneumatic tubes (or capsule pipelines; Lamson tubes) are systems in which cylindrical containers are propelled through a network of tubes by compressed air or by vacuum. They are used for transporting physical objects, solid objects, compared to… …
2Mail truck — Mail van redirects here. For mail trains in the US, see Railway post office. For post trains in the UK, see Travelling Post Office. USPS service delivery truck in a residential area of San Francisco, California …
3pneumatic device — Any of various tools and instruments that generate and use compressed air. Examples include rock drills, pavement breakers, riveters, forging presses, paint sprayers, blast cleaners, and atomizers. Compressed air power is flexible, economical,… …
4postal system — System that allows persons to send letters, parcels, or packages to addressees in the same country or abroad. Postal systems are usually government run and paid for by a combination of user charges and government subsidies. There are early… …
5Mail — For other uses, see Mail (disambiguation). For electronic mail, see Email This article is about Postal services. For other uses, see Postal service (disambiguation). A collection of British pillar boxes at the Inkpen Post Box Museum, near Taunton …
6e-mail — 1982, short for electronic mail (1977; see ELECTRONIC (Cf. electronic) + MAIL (Cf. mail) (n.1)); this led to the contemptuous application of snail mail (1983) to the old system. Even aerial navigation in 1999 was found too slow to convey and… …
7Royal Mail — Holdings plc Type State Owned Limited company Industry Postal service Founded 1516 …
8Christchurch tramway system — A Christchurch Tramway tram, Worcester Street (March 2005) Operation Loca …
9Railway air brake — Piping diagram from 1920 of a Westinghouse E T Air Brake system on a locomotive …
10pipeline — /puyp luyn /, n., v., pipelined, pipelining. n. 1. a long tubular conduit or series of pipes, often underground, with pumps and valves for flow control, used to transport crude oil, natural gas, water, etc., esp. over great distances. 2. a route …
