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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.
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. [105] 5500 – 5200 BC: Oldest evidence of cheese found, in Poland and on the Dalmatian coast of Croatia. [106] [107] 5500 BC: Sailing - pottery depictions of sail boats, in Mesopotamia, [108] and later ancient Egypt [109 ...
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.
Future versions of the PDF Specification will be produced by ISO technical committees. However, Adobe published documents specifying what proprietary extended features for PDF, beyond ISO 32000-1 (PDF 1.7), are supported in its newly released products. This makes use of the extensibility features of PDF as documented in ISO 32000–1 in Annex E ...
A person could use special knives to cut stencils by hand, but handwriting was impractical, because any closed loop letterform would cut a hole and thus print as a black blob. The technology was soon refined to control this problem, also allowing the use of typewriters to prepare mimeograph masters. If the user put the stencil on the drum wrong ...
As the first portable cassette player, the Walkman transformed the way we listened to music in a pre-Spotify era. Originally priced around $150, refurbished units or those in mint condition can ...
The original Domesday Book is 900 years old and still legible, while the laserdisc is already considered obsolete and difficult to read. The digital dark age is a lack of historical information in the digital age as a direct result of outdated file formats, software, or hardware that becomes corrupt, scarce, or inaccessible as technologies ...