daylight developing machine
11Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …
12World War I — the war fought mainly in Europe and the Middle East, between the Central Powers and the Allies, beginning on July 28, 1914, and ending on November 11, 1918, with the collapse of the Central Powers. Abbr.: WWI Also called Great War, War of the… …
13De Havilland Mosquito — Infobox Aircraft name= DH.98 Mosquito type=Fast bomber, fighter bomber, and night fighter manufacturer=de Havilland Aircraft Company caption= Mosquito B Mark IV Series 2, DK338 , in flight after completion c. 1942. IWM Collection designer=Ronald… …
14tank — tankless, adj. tanklike, adj. /tangk/, n. 1. a large receptacle, container, or structure for holding a liquid or gas: tanks for storing oil. 2. a natural or artificial pool, pond, or lake. 3. Mil. an armored, self propelled combat vehicle, armed… …
15space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
16airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
17building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
18Architecture and Civil Engineering — ▪ 2009 Introduction Architecture For Notable Civil Engineering Projects in work or completed in 2008, see Table (Notable Civil Engineering Projects (in work or completed, 2008)). Beijing was the centre of the world of architecture… …
19BMP-1 — at US Bolling Air Force Base, 1 October 1986. Type Infantry fighting vehicle Place of origin …
20Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
