kalzium znver1 5c28427ae71919e17745cc9ff058f2d5c7b139223b40087956fecf3fd383a766 Shows the periodic system of the elements Kalzium is an application which will show you some information about the periodic system of the elements. Therefore you could use it as an information database. bero <bero@lindev.ch> https://edu.kde.org/kalzium