Common Symbols Whose Origin And Meaning You Did Not Know About
This mathematical symbol dates back to 1655. It has been credited to English mathematician John Wallis who first used this symbol in his work, “De Sectionibus Conicis”. It is also sometimes called the lemniscate symbol. The symbol is still used in the field of mathematics and physics. It has also been seen in modern mysticism.
The ‘OK’ gesture made by hand is universally known to be the sign that means the person showing it is ‘okay’. Unfortunately, this sign has a different meaning in European countries where the gesture is taken to be offensive. The person who the sign is directed to is a ‘Zero’ in those countries. The signs origins can be seen around the 5th century BC.
It has been reported that this symbol was first seen during the very first Earth Day celebration on April 1970. It is said that the Container Corporation of America who was a large producer of recycled paperboard held a contest to design a logo representing the paper recycling process. It was won by 23-year-old college student Gary Anderson who was studying at the University of Southern California. The symbol he created is still used today.
This symbol is widely seen in movies as a sign of radioactive materials. It consists of a yellow triangle with three black wedges that have been arranged at 120 degrees apart around a tiny black circle. The symbol was created in 1946 and is meant to represent activity radiating from an atom.