Iridium and osmium have more specialized uses in the production of high-performance alloys, electrical contacts, and fountain pen nibs.
In addition to their practical applications, platinum-based metals have also played a role in the advancement of science. For example, iridium was famously used to confirm the theory that an asteroid impact caused mass extinction of dinosaurs.
Overall, platinum-based metals are important and valuable resources with a wide range of applications in various industries, further highlighting their significance.
