Pamene moyo wa anthu ukuyenda bwino, njira yachisangalalo yachikale sikungathenso kukwaniritsa zofunikira za anthu, ndipo aliyense amayamba kutuluka kunja. Zosangalatsa zakunja zimabadwa motere. Zosangalatsa zakunja sizingangosangalala ndi mpweya wabwino wachilengedwe, komanso zimawonjezera chikondi pakati pa mabanja. Monga malo oyambira zosangalatsa zakunja, matebulo ndi mipando yakunja imakulanso ndi chitukuko cha zosangalatsa zakunja. Zina mwa izo, -matebulo ndi mipando ya aluminiyamu imakhala yolimba kwambiri komanso yosachita dzimbiri. M'mayiko akunja, teknoloji yopangira aluminiyamu yapangidwa, pamene ku China, ikukulabe, kotero kuti zinthu zambiri zotayidwa zotayidwa zimakonda kalembedwe ka Ulaya ndi America, monga chotsatirachi.
Matebulo akunja ndi mipando
Matebulo a aluminiyamu ndi mipando si yopepuka ngati aloyi ya aluminiyamu, ndipo si yosavuta ngati tebulo lolimba lamatabwa ndi mipando yopukuta, chifukwa chogwiritsa ntchito mapangidwe olimba, zikuwoneka kuti zimapangitsa kuti anthu azimva kumverera kokhuthala, kokhazikika. Ngati tiyiyika panja, musakhale ndi vuto nthawi zambiri pakapita zaka khumi, ndiye kuti ukadaulo wa aluminiyamu wa cast ulinso ndi vuto, zomwe zili pamapangidwe sizikhala ndi kusintha kwakukulu, komanso zitha kunena kuti ziyenera kukhala zamtundu wapamwamba kwambiri-zogwiritsidwa ntchito nthawi zambiri m'nyumba zapawekha.
