Here are three interesting facts about platinum:

1. Platinum is one of the densest metals: Platinum is one of the densest metals, and it is actually denser than gold. One cubic foot of platinum weighs around 1333 pounds (606 kg)!
2. Platinum is highly resistant to corrosion: Platinum is highly resistant to corrosion and tarnishing, making it an ideal material for use in jewelry and other applications where durability is important. It is also highly resistant to wear and tear, which is one reason why it is often used in industrial applications.
3. Platinum has unique catalytic properties: Platinum has unique catalytic properties that make it useful in a variety of industrial applications. It is often used in catalytic converters in cars to reduce emissions, as well as in the chemical industry to produce fertilizers, plastics, and other materials.
4. Platinum is a relatively recent discovery: Despite its many uses, platinum was not widely recognized as a distinct element until the 18th century. Before that, it was often confused with silver or other metals. Today, platinum is widely recognized as one of the most valuable and versatile metals on the planet.