air coupling
81environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
82North American F-100 Super Sabre — Super Sabre redirects here. For the comic book character, see Super Sabre (comics). F 100 Super Sabre …
83Aromatic hydrocarbon — Arene redirects here. For other uses, see Arene (disambiguation). An aromatic hydrocarbon or arene[1] (or sometimes aryl hydrocarbon)[2] is a hydrocarbon with alternating double and single bonds between carbon atoms. The term aromatic was… …
84List of military aircraft of the United States — This list of military aircraft of the United States includes prototype, pre production and operational types. For aircraft in service, see the List of active United States military aircraft. Prototypes are normally prefixed with X and are often… …
85F-100 Super Sabre — Infobox Aircraft name=F 100 Super Sabre type=Fighter bomber manufacturer=North American Aviation caption=F 100A with the original short tail fin. designer=Edgar Schmued first flight=25 May avyear|1953 introduced=27 September avyear|1954… …
86Recreational vehicle — This article is about the vehicle. For the film, see RV (film). RV redirects here. For other uses, see RV (disambiguation). A Class A motorhome with slide out extended floors …
87sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… …
88Sound — /sownd/, n. The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 mi. (140 km) long; 3 30 mi. (5 48 km) wide. Swedish and Danish, Oresund. * * * I Mechanical disturbance that propagates as a longitudinal wave… …
89Copper — For other uses, see Copper (disambiguation) …
90Capacitor (component) — Practical capacitors are often classified according to the material used as the dielectric, with the dielectrics divided into two broad categories: bulk insulators and metal oxide films (so called electrolytic capacitors ). Capacitor… …
