What is recorded here

This blue commemorative plaque records: Johnson Matthey plc. In recognition of the 40th anniversary of the world's first commercial autocatalysts being manufactured on this site, and the subsequent development of catalysts and filters for gasoline and diesel vehicles that have cleaned billions of tonnes of pollutants from the environment worldwide. Recorded plaque organisation: Royal Society of Chemistry.

Johnson Matthey plc is a British chemical company renowned for pioneering the production of autocatalysts, significantly reducing vehicular emissions globally and improving air quality.

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