Onye na-eme ka ụmụ ọhụrụ dị ọcha

Ihe nchacha middlings bụ ngwaọrụ eji emepụta ntụ ọka iji wepụ akpụ n'ime mkpụrụ ọka wit. Emepụtara ya na Minnesota site n'aka Edmund LaCroix, onye France na-emepụta ihe nke Cadwallader C. Washburn na George Christian nke Washburn "A" Mill goro.[1] E mepụtara ya iji kwado usoro igwe ihe igwe na-apụta na njedebe narị afọ nke 19, bụ́ nke ji ígwè na-akpụ akpụ akpụ kama iji nkume abrasive gwerie ọka wit ka ọ bụrụ ntụ ọka. Eji nchacha middlings kewaa bran na akụkụ ntụ ọka a ga-eji mee ihe. Igwe ahụ nke LaCroix mebere gafere n'etiti ndị na-echi ọnụ n'ala n'elu ihuenyo, ikuku ikuku na-ebupụkwa akụkụ nke bran.. Now at https://web.archive.org/web/20230629134711/https://flour.com/flour/, accessed 15 August 2018

A na-eji usoro a n'ihi na ọka wit oyi, nke a kụrụ n'oge mgbụsị akwụkwọ ma na-egbute n'oge okpomọkụ na-esote agaghị ekwe omume itolite na Minnesota. A na-akụ ọka wit n'oge opupu ihe ubi ma na-egbute ya n'oge okpomọkụ. Ndị ọrụ ugbo Minnesota nwere ike itolite nke a, mana usoro a na-ejikarị asụ ọka n'etiti nkume igwe nri mechara mepụta ntụ ọka gbara ọchịchịrị karịa ka ndị ahịa chọrọ. O sikwara ike ịgwakọta gluten na starch kpam kpam. Mgbe ụlọ ọrụ Washburn mepụtara usoro igwe igwe na-eji igwe na-eme ka ọ dị ọcha, ha gbalịrị iji usoro ahụ mee ihe, mana ụlọ ọrụ Pillsbury na ndị asọmpi ndị ọzọ nwere ike ịmegharị usoro ahụ n'ihi ndị ọrụ hapụrụ Washburn wee gafere na nzuzo azụmahịa.

Mmepe nke middling purifier nwere ike ịdabere na nchọpụta nke purifier site n'aka Ignaz Paul, onye Austria na-egwe ihe na onye na-emepụta (1778-1842) na mmalite narị afọ nke 19.

Washburn mechara sonyere John Crosby iji guzobe ụlọ ọrụ Washburn-Crosby, nke mechara bụrụ General Mills.

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