Why do coal-burning power plants and oil refineries have tall smokestacks?
A) to utilize the scrubbers in the smokestacks that remove pollutants
B) to make use of the natural vertical movements of air
C) to vent exhausts high into the atmosphere for dilution and dispersal
D) to exploit the grasshopper effect
E) to avoid photochemical reactions with ozone near the ground

Question

​Why do coal-burning power plants and oil refineries have tall smokestacks?
A) ​to utilize the scrubbers in the smokestacks that remove pollutants
B) ​to make use of the natural vertical movements of air
C) ​to vent exhausts high into the atmosphere for dilution and dispersal
D) ​to exploit the grasshopper effect
E) ​to avoid photochemical reactions with ozone near the ground

Quizplus · Accepted Answer

Tall smokestacks are used to vent exhausts high into the atmosphere for dilution and dispersal. This helps to reduce the concentration of pollutants near the ground and minimizes their impact on human health and the environment.

​Why Do Coal-Burning Power Plants and Oil Refineries Have Tall

Why Do Coal-Burning Power Plants and Oil Refineries Have Tall