Na yumbuTufafin shayiShin al'adun Sinawa 5,000 ne, da kuma rerurnics ne tunon gaba daya don tukwane da kuma presailas. 'Yan Adam da aka kirkiri tukwane tun da farkon Neolithic Age, kusan 8000 BC. Kayan kayan yumbu galibi ana oxides, nitries, keɓaɓɓe da carbides. Abubuwan kayan yau da kullun sune yumbu, Alumina, kaolin da sauransu. Kayan kayan yumbu gaba ɗaya suna da girman ƙarfi, amma talakawa matalauta. Baya ga amfani da kayan aiki da ado, yana taka muhimmiyar rawa a cikin ci gaban kimiyya da fasaha. An samo kayan ɗakunan ƙasa na ƙaho na ainihi babban albarkatun ƙasa. Yanayin yumbu yana da wahala, ana iya daidaita shi lokacin da ya dace da ruwa a zazzabi a ɗakin, ana iya sassaka lokacin da yake bushe sosai. Ana iya yin shi cikin tukwane lokacin da aka kora zuwa digiri 700, kuma ana iya cika shi da ruwa; rauni. Sassauci na amfani da aikace-aikacen da yawa a cikin al'adun yau da fasaha.
Don riƙe ganyen shayi: Green shayi, baƙar fata, temgampao, kwalba na farawa, kwalba na zuma, da sauransu.tiiyaAna amfani da shi, ana iya amfani dashi don dasa furanni, don adana hatsi na m hatsi, da kuma ado.
Lokaci: Feb-22-2023