IYPT 2019 Elements 044: Ruthenium: Fountain pens and fingerprinting

Element 44 in our International Year of the Periodic Table series is ruthenium. This element finds uses in electronics, fountain pens, and in some fingerprinting techniques. Ruthenium is added to alloys of platinum and palladium used in electrical contacts. These are used as switches in a wide array of electronic devices. ‘Iridium’ fountain pen nibs […]

https://www.compoundchem.com/2019/07/13/iypt044-ruthenium/