title: House Clean Air Act Amendments of 1977.
mesh_terms: D000397:Air Pollution / Q000517:prevention & control*; D007220:Industrial Waste / Q000517:prevention & control; D007878:Legislation as Topic; D014481:United States; D001335:Vehicle Emissions / Q000517:prevention & control
chemical_list: D007220:Industrial Waste; D001335:Vehicle Emissions