three. Yal?t?m ve Yang?n Güvenli?i: Yang?na dayan?kl? kaplamalar ve ?s? yal?t?m? sa?layan malzemeler tercih edilmelidir.Çelik Yap?, which continues on its way Along with the responsibility of carrying out business enterprise Using the Most recent and Highly developed organizations of the worldwide economy, often considers the standard and gratifi