Chemical elements · Directory entry

Platinum

Element 78 · chemical symbol: Pt

These Vrulum profiles mention Platinum by name. Read each profile for its specific context; a mention alone does not establish composition, performance or use of the pure element.

For periodic-table data and other properties, consult the Royal Society of Chemistry periodic table.

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Commercial

Catalytic converters

A catalytic converter is a device in a petrol car's exhaust that uses a catalyst to turn carbon monoxide, unburnt fuel and nitrogen oxides into less harmful gases. It has been fitted to new petrol cars in the United States since the mid-1970s, and it depends on lead-free petrol.