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.

Iridium – What is It?

Iridium is a silvery white Platinum Group Metal (PGM) and has has the chemical symbol Ir.
Although very hard, dense and brittle, making it difficult to work, it is available as wire, sheet, foil, powder and sponge.