sound warning system
51Nissan Leaf — Manufacturer Nissan …
52Tornado — This article is about the weather phenomenon. For other uses, see Tornado (disambiguation). For the current tornado season, see Tornadoes of 2011 …
53Media and Publishing — ▪ 2007 Introduction The Frankfurt Book Fair enjoyed a record number of exhibitors, and the distribution of free newspapers surged. TV broadcasters experimented with ways of engaging their audience via the Internet; mobile TV grew; magazine… …
54arctic — arctically, adv. /ahrk tik/ or, esp. for 7, /ahr tik/, adj. 1. (often cap.) of, pertaining to, or located at or near the North Pole: the arctic region. 2. coming from the North Pole or the arctic region: an arctic wind. 3. characteristic of the… …
55Spanair Flight 5022 — Spanair Flight JK 5022 EC HFP Sunbreeze in its final Star Alliance livery. Fatal accident summary Date 20 August 2008 …
56Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …
57Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
58History of film — This article is about the history of cinema. For other uses, see History of photography. Years in film 1870s 1880s 1890s …
59Defence of the Reich — Part of Campaigns of World War II …
602004 Indian Ocean earthquake — Earthquake title = 2004 Indian Ocean earthquake date = December 26, 2004 depth = 30 km (19 mi) location = coord|3.316|N|95.854|E|type:landmark scale:50000000|display=inline,title Tsunami strikes Ao Nang, Thailand. type = undersea (subduction)… …
