An Introduction to Platinum

The following is an introduction to platinum:

**I. Basic properties**

1. Platinum is a naturally occurring white precious metal.

2. The chemical symbol is Pt and the atomic number is 78.

**II. Material characteristics**

1. High purity, usually reaching 90%-95%.

2. Strong stability and not easily oxidized or corroded.

3. Good ductility and can be made into various exquisite shapes.

**III. Rarity**

1. Relatively small reserves on Earth and difficult to mine.

2. Unevenly distributed, mainly concentrated in countries such as South Africa, Russia, and Canada.

**IV. Application fields**

1. In the field of jewelry, used to make high-end accessories such as wedding rings. Beautifully matched with gems and symbolizes lasting love.

2. In the industrial field, used to manufacture key components of chemical equipment and electronic devices.

3. In the medical field, used to make medical devices and implants.