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Obsolete technology Replacement Still used for Bathing machine: No longer required due to changing social standards of morality Hourglass: Clock: Tasks where a fixed amount of time can be measured with a low-tech solution: Exposure time tracker in saunas (where electronics might be damaged by the heat or ultraviolet light); retro kitchen timers, board games, other short-term timers.
International English Language Testing System (IELTS / ˈ aɪ. ɛ l t s /) [6] is an international standardized test of English language proficiency for non-native English language speakers. It is jointly managed by the British Council, IDP and Cambridge English, [6] and was established in 1989. IELTS is one of the major English-language tests ...
The three-age system does not accurately describe the technology history of groups outside of Eurasia, and does not apply at all in the case of some isolated populations, such as the Spinifex People, the Sentinelese, and various Amazonian tribes, which still make use of Stone Age technology, and have not developed agricultural or metal ...
5900 – 5600 BC: Oldest evidence of salt production found in Southeastern Europe, in the countries of Moldova and Romania. [106] 5500 – 5200 BC: Oldest evidence of cheese found, in Poland and on the Dalmatian coast of Croatia. [107] [108] 5500 BC: Sailing - pottery depictions of sail boats, in Mesopotamia, [109] and later ancient Egypt [110 ...
The oldest and largest known qanat is in the Iranian city of Gonabad; after 2,700 years, it still provides drinking and agricultural water to nearly 40,000 people. [22] It was designed to carry water from underground sources to desert areas for agricultural and population growth.
The Harwell computer, or Harwell Dekatron computer, [1] [2] later known as the Wolverhampton Instrument for Teaching Computing from Harwell (WITCH), [3] is an early British computer of the 1950s based on valves and relays.
Max Dieckmann and Gustav Glage use the Braun tube for playback of 20-line black-and-white images. The first jukebox with records comes on the market. American Brigadier General Henry Harrison Chase Dunwoody files for a patent for a carborundum steel detector for use in a crystal radio, an improved version of the Cat's-whisker detector.
First use of Herman Hollerith tabulating system in the Baltimore Department of Health. 1887 United States: Herman Hollerith filed a patent application for an integrating tabulator (granted in 1890), which could add numbers encoded on punched cards. First recorded use of this device was in 1889 in the Office of the Surgeon General of the Army.