Louis Pasteur portrait, flat vector illustration

louis pasteur, scientist, chemist, microbiology, germ theory, vaccination, disease prevention, rabies, anthrax, fermentation, pasteurization, bacteria, laboratory research, medical science, experimental method, public health, scientific discovery, medical innovation, nineteenth century, biology, chemistry, immunology, microbial study, sterilization, hygiene, scientific method, laboratory techniques, research experiments, infectious disease, scientific legacy, academic research, medical breakthroughs, experimental science, bacteriology, scientific contribution, health safety, disease control, experimental evidence, scientific education, chemical analysis