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referring to substances or processes that facilitate or speed up chemical reactions without being consumed in the process
- Platinum is used as a catalyst in catalytic converters to reduce harmful emissions from vehicles.
- Catalytic cracking is a process used in petroleum refining to break down large hydrocarbon molecules into smaller ones.
- Catalytic converters contain metals such as palladium and rhodium to facilitate the conversion of harmful gases into less toxic substances.
- The catalytic hydrogenation of unsaturated fats to produce saturated fats, often using a metal catalyst such as nickel or palladium.
- Catalytic oxidation of carbon monoxide to carbon dioxide using a platinum or palladium catalyst in catalytic converters.