Who discovered Penicillin?
Great, you answered "Karl Koller".
See here what other people have answered:
- Edward Jenner
- Emma Goodman
- Karl Koller
- Alexander Fleming
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Interesting fact:
During the 19th century, a safety invention was built into coffins to prevent people from being accidentally buried alive… a common occurrence back then. The invention meant that the “dead” could alert those above.