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A Cotton Gin—meaning "Cotton engine" [1] [2] —is a machine that quickly and easily separates cotton fibers from their seeds, enabling much greater productivity than manual cotton separation. [3] The separated seeds may be used to grow more cotton or to produce cottonseed oil .
The worm gear roller cotton gin, or churka, came into use in India between the 13th and 17th centuries [23] and is still used in India in the present day. [17] The incorporation of the crank handle in the churka first appeared in India sometime during the late Delhi Sultanate or the early Mughal Empire. [23]
Single roller cotton gin – The Ajanta Caves of India yield evidence of a single roller cotton gin in use by the 5th century. [66] This cotton gin was used in India until innovations were made in form of foot powered gins. [67] The cotton gin was invented in India as a mechanical device known as charkhi, more technically the "wooden-worm ...
Cotton Gin Patent. It shows sawtooth gin blades, which were not part of Whitney's original patent. A cotton gin on display at the Eli Whitney Museum. The cotton gin is a mechanical device that removes the seeds from cotton, a process that had previously been extremely labor-intensive. The word gin is short for engine.
The seed cotton goes into a cotton gin. The cotton gin separates seeds and removes the "trash" (dirt, stems and leaves) from the fibre. In a saw gin, circular saws grab the fibre and pull it through a grating that is too narrow for the seeds to pass. A roller gin is used with longer-staple cotton. Here, a leather roller captures the cotton.
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Gin originated as a medicinal liquor made by monks and alchemists across Europe. The modern gin was modified in Flanders and the Netherlands to provide aqua vita from distillates of grapes and grains, becoming an object of commerce in the spirits industry. Gin became popular in England after the introduction of jenever, a
Many once-popular canned foods have disappeared, leaving behind only nostalgia — and maybe a few dusty cans in someone's basement. See if you remember some of these discontinued foods and drinks.