Who accidentally discovered penicillin in 1928? By Ahmed Akber π Source Inventions and Discoveries Knowledge Base β Fact Checked π Difficulty Medium π Last Updated 13 Aug 2026 A. Pasteur B. Curie C. Alexander Fleming D. Salk Check Answer π‘ Explanation: Alexander Fleming discovered the antibiotic properties of penicillin mold. π Topics: Inventions and Discoveries Scientific Discoveries π― Exams: CSS GEN NTS PMS