flexible bubble
51Data storage device — Many different consumer electronic devices can store data …
52B-47 Stratojet — Infobox Aircraft name=B 47 Stratojet type=Strategic bomber manufacturer=Boeing caption=Boeing B 47E 65 BW (AF Serial No. 51 5257) during rocket assisted takeoff test. designer= first flight=17 December 1947 introduced=June 1951 retired=1966, B… …
53Causes of the Great Depression — The causes of the Great Depression are still a matter of active debate among economists. The specific economic events that took place during the Great Depression have been studied thoroughly: a deflation in asset and commodity prices, dramatic… …
54Atrial septal defect — PFO redirects here. For the airport, see Paphos International Airport. Atrial septal defect Classification and external resources Heart of human embryo of about thirty five days ICD 10 …
55hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
56magnetic recording — magnetic recorder. the process of recording sound or other data on magnetic tape, wire, etc. [1940 45] * * * ▪ electronics Introduction method of preserving sounds, pictures, and data in the form of electrical signals through the selective… …
57collective behaviour — ▪ psychology Introduction the kinds of activities engaged in by sizable but loosely organized groups of people. Episodes of collective behaviour tend to be quite spontaneous, resulting from an experience shared by the members of the group… …
58Future of newspapers — Newspapers: a global industry in transition The future of newspapers has been widely debated as the industry has faced down soaring newsprint prices, slumping ad sales, the loss of much classified advertising and precipitous drops in circulation …
59Vacuum packing — Salt baked chicken feet sold in China: vacuum packed and ready to eat Vacuum packing or vacuum packaging is a method of packaging that removes air from the package prior to sealing. It can involve both rigid and flexible types of packaging. The… …
60analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
