High stacks for the diffusion of sulfur dioxide and other gases emitted by electric power plants.
D000397:Air Pollution / Q000517:prevention & control*; D001108:Architecture; D003031:Coal; D004391:Dust / Q000032:analysis; D004560:Electricity; D005740:Gases / Q000032:analysis; D013458:Sulfur Dioxide / Q000032:analysis*
D003031:Coal; D004391:Dust; D005740:Gases; D013458:Sulfur Dioxide