NWANKWO, Amarachi Emmanuel; OKOROAFOR, Chinedu Benjamin. STUDY ON CATALYST AND OXYGEN SENSOR EFFICIENCY IN MINIMIZING AUTOMOBILE EXHAUST EMISSIONS. Ayden Journal of Engineering and Applied Sciences, [S. l.], v. 13, n. 3, p. 1–9, 2025. DOI: 10.5281/zenodo.17062155. Disponível em: https://aydenjournals.com/index.php/AJEAS/article/view/1240. Acesso em: 13 sep. 2025.