Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Farkon tsari mai nasara ya samo asali ne a cikin 1894 daga masanin kimiyyar Ingilishi Charles Frederick Cross, da abokan aikinsa Edward John Bevan da Clayton Beadle. Sun kira fiber "viscose", saboda samfurin da aka yi na carbon disulfide da cellulose a cikin yanayin asali ya ba da wani bayani mai mahimmanci na xanthate. Kamfanin Courtaulds na Burtaniya ne ya samar da kayan kwalliyar kwalliya na farko a shekarar 1905. An karɓi sunan "rayon" a cikin 1924, tare da "viscose" ana amfani da shi don ruwa mai laushi wanda ake amfani da shi don yin rayon da cellophane. An gano irin wannan samfurin da ake kira cellulose acetate a shekara ta 1865. Rayon da acetate dukansu zaren roba ne, amma ba na roba bane, ana yin su ne daga itace.Nylon, fiber na roba na farko a cikin ma'anar "cikakken roba" na wannan kalmar, Wallace Carothers, wani Ba'amurke mai bincike ne a kamfanin DuPont na sinadarai a cikin shekarun 1930. Ba da daɗewa ba aka fara amfani da shi a Amirka a matsayin madadin siliki, a daidai lokacin da aka soma rage abinci a lokacin Yaƙin Duniya na II. Sabon amfani da shi azaman kayan kwalliyar mata ya mamaye amfani da shi, kamar maye gurbin siliki a cikin parachutes da sauran amfani da sojoji kamar igiyoyi.  Tambaya: Nylon ya fito ne a matsayin maye gurbin wane abu?
siliki