Q.23 Use of lead-free petrol or diesel is recommended to reduce the pollutants emitted by automobiles. What role does leadership play?
Ans. Catalytic converters, having expensive metals namely platinum, palladium, and rhodium as the catalysts are fitted into automobiles for reducing the emission of poisonous gases and to convert unburnt hydrocarbons into and .
Motor vehicles equipped with catalytic to converter need to use unleaded petrol because lead in petrol, inactivates the catalyst and increases the hydrocarbon emission, thereby harming the environment.
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