effective wind direction
51Air well (condenser) — High mass air well of Belgian engineer Achile Knapen in Trans en Provence …
52Pie chart — of populations of English native speakers A pie chart (or a circle graph) is a circular chart divided into sectors, illustrating proportion. In a pie chart, the arc length of each sector (and consequently its central angle and area), is… …
53American Airlines Flight 1420 — Runway overrun summary Date June 1, 1999 Type …
54tropical rainforest — Introduction also spelled tropical rain forest luxuriant forest, generally composed of broad leaved trees and found in wet tropical uplands and lowlands around the Equator. Rainforests are vegetation types dominated by broad leaved trees …
55United States Air Force Security Forces — Security Forces Badge Active As Military Police (1942 1948) …
56Laser 4000 — The Laser 4000 (aka 4K, 4 tonner) is a well known racing dinghy crewed by two persons. Its one design weight equalised system enables physically differing sailors to compete on a level playing field. It is most popular in Europe, particularly the …
57Hong Kong International Airport — HKIA redirects here. HKIA may also refer to Hong Kong Institute of Architects. Hong Kong Airport redirects here. For the old airport at Kai Tak, see Kai Tak Airport. Hong Kong International Airport Chek Lap Kok Airport 香港國際機場 赤鱲角機場 …
58Flashline Mars Arctic Research Station — Flashline Mars Arctic Research Station …
59Rhodesian Light Infantry — Infobox Military Unit unit name=Rhodesian Light Infantry caption=Cap badge of the Rhodesian Light Infantry. The Queen s crown indicates that it is pre 1970 pattern. country=Rhodesia allegiance=Republic of Rhodesia type=Airborne Commando… …
60Starstreak (missile) — Starstreak redirects here. For the Marvel comics superheroine named Starstreak, see Julie Power. Starstreak Starstreak missile on display at the Africa Aerospace Defence exposition, September 2006 …
