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Polybolos, an ancient Greek repeating ballista. [4] A MythBusters episode built and tested a replica, concluding that it plausibly could have existed. However, the replica machine was prone to breakdowns. [5] Roman flexible glass, whose inventor was reportedly beheaded so that gold and silver would not be devalued. [6]
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.
Many Native American contributions to our modern world often go unrecognized, according to Gaetana DeGennaro, a museum specialist at the Smithsonian National Museum of the American Indian.
The timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.
From flying cars to ancient earthquake detectors to automated doors, it turns out the world has been filled with futuristic inventions far longer than we realized. #1 An Ancient Earthquake Detector
Still room maids were only employed in houses with large staffs. As specialists, they were amongst the first to go as employers downsized to the essentials of butler, housekeeper and cook. Econom: 14: 20: Stocking weaver: A stocking weaver made stockings using silk, wool, linen or cotton and was paid on the basis of piece work. Stocking weaving ...
5. Play-Doh. Who: Kay Zufall, Brian, Joseph McVicker, Bill Rhodenbaugh When: 1956 . How it was created: The gooey toy kids have been playing with for decades began as a household cleaning product ...
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