WTF Fun Fact – The Isolator
In the 1920’s, Hugo Gernsback invented The Isolator which was a helmet aimed to improve concentration by blocking out noise … Read More & Source
invention
WTF Fun Fact – Thomas Jennings
In 1821, an African American business owner named Thomas Jennings invented the dry cleaning process and was one of the … Read More & Source
incident screens are used in the uk to reduce
Incident Screens Are Used In The UK to Reduce Traffic Delays – WTF fun facts
