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500-1000 – Spinning wheel invented in the Indian subcontinent. [19] 1000s – Finely decorated examples of cotton socks made by true knitting using continuous thread appear in Egypt. [14] 1000s – The earliest clear illustrations of the spinning wheel come from the Islamic world. [20] 1100s-1300s – Dual-roller cotton gins appear in India ...
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.
Fibers invented between 1930 and 1970 include nylon, PTFE, polyester, Spandex, and Kevlar. Clothing producers soon adopted synthetic fibers, often using blends of different fibers for optimized properties. [102] Synthetic fibers can be knit and woven similarly to natural fibers. Synthetic fibers are made by humans through chemical synthesis as ...
Joseph C Gayetty [disputed – discuss]. Joseph C. Gayetty (c.1827 – May 2, 1895) was an American inventor credited with the invention of commercial toilet paper. [1] [2] [3] It was the first and remained only one of the few commercial toilet papers from 1857 to 1890 remaining in common use until the invention of splinter-free toilet paper in 1935 by the Northern Tissue Company.
In the following year, each issue included full-size tissue paper patterns, which could also be ordered through the mail. [2] Journal des Demoiselles, launched in France in 1833, provided scale drafts as well as full-size patterns. Cut-out tissue paper patterns were included around 1881. [2]
Mary Beatrice Davidson Kenner (May 17, 1912 – January 13, 2006) was an American inventor most noted for her development of the adjustable sanitary belt. [1] Kenner received five patents, which includes a carrier attachment for invalid walker and bathroom tissue dispenser.
The different tissues were designated as tissue groups with different half-times, and saturation was assumed after four half-times (93.75%) Five tissue compartments were chosen, with half-times of 5, 10, 20, 40 and 75 minutes. [55] Depth intervals of 10 ft were chosen for decompression stops. [11]
In 1924, facial tissues as they are known today were first introduced by Kimberly-Clark as Kleenex. It was invented as a means to remove cold cream . Early advertisements linked Kleenex to Hollywood makeup departments and sometimes included endorsements from movie stars ( Helen Hayes and Jean Harlow ) who used Kleenex to remove their theatrical ...