Accidental Inventions That Changed The World

Many great inventions happened in the past which changed the world. From Dynamite to Penicillin these is the list of 10 accidental inventions that changed the world.



1. Penicillin
Alexander Fleming added some of the bacteria to petri dishes before leaving for a vacation. Upon returning he was surprised to find a mold growing in the dishes instead thus giving birth to the first antibiotic in the world.
 



 
2. Stainless Steel
Harry Brearly, an English metallurgist developed a non rusty gun barrel. Shortly after testing his creation on various corrosives, he realized that it wold be perfect for cutlery.
 





 

3. Anesthesia
Crawford Long, William Morton, and Charles Jackson, all who first noticed the anesthetic effects of various drugs such as nitrous oxide, or laughing gas.
 



 


4. Dynamite
Alfred Nobel accidentally discovered a method of containing the substance without hindering its power that people could really start having a blast.
 








5. Cornflakes
Will Keith Kellogg began helping his brother cook meals for patients, after leaving some bread dough sitting out for several hours. Upon finding the flaky dough he decided to see what would happen so he baked it anyway, and the rest is history.
 





 
6. Safety Glass
After Édouard Bénédictus, a French chemist, accidentally knocked a flask off of his desk it fell to the ground but rather than shattering it only cracked. After inspection he realized that it had recently contained plastic cellulose nitrate.
 






7. X Rays
Wilhelm Roentgen was performing an experiment using cathode rays he realized that some fluorescent cardboard across the room was lighting up in spite of the fact that their was a thick block between the cathode ray and the cardboard. The only explanation was that light rays were actually passing through the solid block.
 


 


8. Velcro
Swiss engineer George de Mestral was on a hunting trip with his dog when he noticed how burrs would stick to its fur. Eventually he managed to replicate the effect in his laboratory.
 






9. Super Glue
While developing plastic lenses for gun sights, Harry Coover, a researcher at Kodak Laboratories, stumbled across a synthetic adhesive made from cyanoacrylate.
 







10. Microwave
Percy Spencer, a navy radar specialist who was tinkering around with microwave emitters when he felt the chocolate bar in his pocket start melting.

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