What Is Palladium And Where Does It Come From?

Palladium is one of a group of six metals known as Platinum Group Metals or PGMs. It is a by-product of other mining operations.

The others are

• Platinum
• Iridium
• Rhodium
• Ruthenium
• Osmium. Read more

What is Osmium?

Osmium is a shiny silvery-bluish grey brittle metal in the Platinum group of metals.

The chemical symbol for Osmium is Os.

When heated in air it gives off the characteristic and toxic odour of osmium tetroxide.

Because of the toxicity of osmium tetroxide the metal is most often used as an alloy with other metals and as a catalyst.

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