Electrical Engineer, John Hopps created a pacemaker while researching on how to restore body temperature by using radio frequency heating.
The Chemist, Robert Augustus Chesebrough came across a by-product of petroleum where he saw the labourers use it to heal their cuts. Thus came the product Vaseline.
Chewing gum existed in Ancient Greece but wasn’t the same as it is today. The inventor named Thomas Adams came across Chewy delicacy which was rejected at that time.
Ruth Wakefield, wanted to make chocolate cookies but she realised she had run out of chocolate. So, she tried to put the chocolate in between the cookies so they’ll melt and become chocolate cookies. But instead, they became chocolate chip cookies.
Harry Coover, the inventor of Super Glue was trying to make a Clear Plastic Gun but the process made a strong Adhesive. This idea was initially Rejected.
In 1904, at St. Louis World’s Fair the concept of rolling a waffle into a cone was conceived.
In the past, when a mixture of substances used in fireworks was put in a bamboo stick out of curiosity and a sudden explosion occurred. This led to the discovery of fireworks.