Question : Catalytic converters are generally made from:
Option 1: Alkaline metals
Option 2: Hydrogen
Option 3: Transition metals
Option 4: Carbon
Correct Answer: Transition metals
Solution : The correct option is - Transition metals
Catalytic converters are made of transitional metals. For instance, catalytic converters found in automobile exhaust systems can change carbon monoxide and nitrogen monoxide into the non-polluting gases nitrogen and carbon dioxide. In order to reduce the emission of harmful pollutants, these converters use transition metals.
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