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TIL that levels of carbon dioxide common in offices and classrooms can decrease cognitive function by 15-50%

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5YQJR TIL wine contains minute amounts of super heavy water that can be used to determine the age of vintage wines.
Wvwo TIL rocker Dave Navarro’s mother was murdered in 1983. Eight years later in 1991, Navarro appeared on America’s Most Wanted and thanks to a viewer tip the killer was caught.
QJade TIL about the oldest surviving song. 3400 years old, the Hurrian Hymn was discovered in Syria, in a clay tablet with Cuneiform text. It was dedicated to the goddess of the orchards Nikkal.
yV5Oa TIL that Gore-Tex is used in surgeries ranging from vascular grafts to synthetic knee ligaments. Also known as Teflon, this material is arranged in a mesh, which allows human tissues to grow through it. The rate of rejection is extremely small due to the material being inert in the body.
neoZd TIL There is a theory that Grandpa Jo in 'Charlie and the Chocolate Factory' is the story's villain. Jo claims to be unable to work, accepts Charlie's money for tobacco, relies on his poor family to feed him. Jo's deception is revealed when Charlie finds a golden ticket, & begins singing and dancing