Johnson Matthey Plc operates as a specialty chemicals company in the United Kingdom and internationally. The company operates in three divisions: Environmental Technologies, Precious Metal Products, and Fine Chemicals. The Environmental Technologies division supplies catalysts and related technologies for applications, which benefit the environment, such as pollution control, cleaner fuel, efficient use of hydrocarbons, and the hydrogen economy. It offers catalytic systems for emissions control from vehicles and industrial processes; and catalysts and specialist services, as well as designs and licenses chemical processes for chemical, oil, gas, and refining industries.