title: The catalytic reduction of nitric oxide in automobile exhause gases--I. Tests of iron-containing materials.
mesh_terms: D002384:Catalysis; D007501:Iron / Q000032:analysis*; D009569:Nitric Oxide; D010084:Oxidation-Reduction; D001335:Vehicle Emissions / Q000032:analysis*
chemical_list: D001335:Vehicle Emissions; D009569:Nitric Oxide; D007501:Iron