Niobium: The Hidden Metal Powering Modern Life Most people have never heard of niobium, yet it quietly strengthens the bridges we drive across, the skyscrapers that define our cities, and even the cutting-edge technologies shaping our future. With the chemical symbol Nb and atomic number 41, niobium is not flashy like gold or widely recognized like iron. Still, it plays a crucial role in modern industry. Often called a “hidden metal,” niobium’s unique properties allow it to enhance strength, wit