
Čo viete o nióbe? This metal is used in several industries for specialized applications and has no effective substitutes. Niobium is needed for the manufacturing of cars, ships, buildings, počítače, superconducting magnets, high-tech devices and more. The need for it keeps rising in these modern times. To bolo povedané, it’s not exactly ubiquitous when… Prečítajte si viac »