Ilimin tushe na gilashi

Game da manufar gilashi
Gilashi, kuma ana kiransa Liuli a tsohuwar kasar Sin.Haruffan Sinanci na Japan suna wakiltar gilashi.Abu ne mai ɗanɗano mai haske wanda ke haifar da ci gaba da tsarin cibiyar sadarwa lokacin narke.Lokacin sanyaya, danko a hankali yana ƙaruwa kuma yana taurare ba tare da crystallization ba.A abun da ke ciki na talakawa gilashin sinadaran oxide ne Na2O•CaO•6SiO2, da kuma babban bangaren shi ne silicon dioxide.
Gilashin ba shi da sinadarai a cikin yanayin yau da kullun kuma baya hulɗa da kwayoyin halitta, don haka yana da yawa sosai.Gilashi gabaɗaya baya narkewa a cikin acid (banda: hydrofluoric acid yana amsawa da gilashi don samar da SiF4, wanda ke haifar da lalata gilashi), amma yana narkewa cikin alkalis mai ƙarfi, kamar cesium hydroxide.Tsarin masana'anta shine narke nau'ikan albarkatun da aka daidaita daidai da su kuma da sauri kwantar da su.Kowace kwayar halitta ba ta da isasshen lokaci don samar da lu'ulu'u don samar da gilashi.Gilashi mai ƙarfi ne a zafin jiki.Abu ne mai rauni tare da taurin Mohs na 6.5.

Tarihin gilashi
An samo gilashin asali ne daga ƙarfafawar duwatsun acid da aka fitar daga dutsen mai aman wuta.Kafin 3700 BC, Masarawa na dā sun iya yin kayan ado na gilashi da gilashin gilashi.A lokacin akwai gilashin launi kawai.Kafin 1000 BC, kasar Sin ta kera gilashi mara launi.
A cikin karni na 12 AD, gilashin kasuwanci don musayar ya bayyana kuma ya fara zama kayan masana'antu.A cikin karni na 18, don saduwa da buƙatun na'urori masu tasowa, an samar da gilashin gani.A shekara ta 1873, Belgium ta ɗauki jagorancin kera gilashin lebur.A shekara ta 1906, Amurka ta ƙera na'ura mai ɗaukar gilashin lebur.A shekara ta 1959, Kamfanin Gilashin Pilkington na Biritaniya ya sanar wa duniya cewa an sami nasarar samar da tsarin samar da ruwa na gilashin lebur, wanda ya kasance juyin juya hali a tsarin samar da ruwa na asali.Tun daga wannan lokacin, tare da masana'antu da kuma samar da gilashin girma, gilashin amfani da kayayyaki daban-daban sun fito daya bayan daya.A zamanin yau, gilashin ya zama ɗaya daga cikin muhimman abubuwa a rayuwar yau da kullum, samarwa, da kimiyya da fasaha.