Some people make mistakes that cost them millions. And some people make mistakes that bring them millions. Many things that we use everyday and can't imagine our life without them - were invented by pure accident. So let's check out the list of 10 accidental inventions that made their inventors rich:
The discovery of penicillin that saved millions of lives was accidental. In 1928 Alexander Fleming returned to his laboratory after vacation and discovered that there was mold growing on the staphylococci bacteria. At that moment he realized that the mold killed bacteria and that is how first antibiotic was born. Next time you take penicillin don't forget to thank Fleming for forgetting to wash the dishes before the vacation.