What did Louis Pasteur do as scientist?

Answer:
Louis Pasteur was a famous scientist. Though he did many extraordinary things, his biggest and most-recognized accomplishments are in developing the vaccine to rabies and in discovering how to pasteurize (named after him), or preserve, products like milk and cheese.
First answer by Felicity88. Last edit by Felicity88. Contributor trust: 247 [recommend contributor recommended]. Question popularity: 1 [recommend question].