Using leaded gasoline in a car designed for unleaded gasoline...

A. has little effect on the car.
B. "poisons" the catalytic converter.
C. causes the engine to run better.
D. increases exhaust system efficiency.



Answer :

Final answer:

Using leaded gasoline in a car designed for unleaded gasoline can harm the catalytic converter and increase emissions of pollutants.


Explanation:

Using leaded gasoline in a car designed for unleaded gasoline poisons the catalytic converter. Leaded gasoline contains harmful substances like tetraethyllead which can damage the catalytic converter and lead to increased emissions of pollutants. Catalytic converters work effectively with unleaded gasoline to reduce emissions, but when exposed to leaded gasoline, they become ineffective.


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