Tag: platinum group

Why Platinum is the Most Expensive Metal

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The platinum-group metals can be described as refractory metals because of their high melting points. This group comprises platinum, osmium, iridium, ruthenium, rhodium and palladium, i. e., metals which have properties similar to those of platinum. The metals in this group are quite scarce and, hence, can be considered only for very specialized applications even […]

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